{"product_id":"100w-pneumatic-jewelry-engraving-machine","title":"100W Pneumatic Jewelry Engraving Machine with Built-In Air Supply and Foot Pedal","description":"\u003cdiv style=\"font-family: inherit; color: inherit;\"\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003e100W Pneumatic Jewelry Engraving Machine with Built-In Air Supply and Foot Pedal\u003c\/h2\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003eThe HH-AT01 is a compact pneumatic impact engraving machine designed for jewelry engraving, surface texturing, fine carving and compatible stone-setting work.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003eIts built-in air supply powers the pneumatic engraving handpiece without requiring a separate external air compressor, helping simplify setup and save valuable workbench space.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003eIndependent POWER and SPEED controls allow the operator to adjust the relative impact strength and stroke frequency according to the material, graver and task. The included foot pedal provides convenient hands-free activation while the operator guides the handpiece.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eThe complete kit includes a pneumatic handpiece, foot pedal, six engraving gravers, six color-coded quick-change chucks and the necessary connection accessories.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eKey Features\u003c\/h2\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eBuilt-In Air Supply\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eThe integrated air supply powers the pneumatic handpiece without requiring an external air compressor, providing a more compact setup for jewelry workshops.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eAdjustable Impact Controls\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eSeparate POWER and SPEED knobs allow the operator to adjust the relative impact strength and stroke frequency for different engraving and setting applications.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eFoot Pedal Operation\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eThe included foot pedal provides convenient hands-free activation, allowing the operator to concentrate on controlling the graver and workpiece.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003ePneumatic Impact Handpiece\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eThe handpiece produces rapid reciprocating impacts that drive the graver through suitable jewelry metals. It is an impact engraving system rather than a rotary grinding tool.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eDigital Setting Display\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eThe front digital display provides a clear reference for the selected relative operating setting.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eQuick-Change Tool System\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eSix color-coded quick-change chucks and six engraving gravers are included, making it easier to organize and change tools for different engraving profiles.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eCompact Workbench Design\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eWith a main unit size of approximately 22 × 12 × 18cm, the machine fits comfortably into professional jewelry workshops, repair studios and training environments.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eSuitable Applications\u003c\/h2\u003e\n\u003cul style=\"padding-left: 1.5rem; margin-bottom: 1.5rem; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eHand engraving on jewelry metals\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eLetter and decorative pattern engraving\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eSurface texturing\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eStippling and matte effects\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eFine metal carving\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eMetal inlay work\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eBead raising and compatible stone-setting preparation\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eJewelry repair and customization\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eGoldsmith and silversmith work\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eJewelry engraving practice and training\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eSuitable Materials\u003c\/h2\u003e\n\u003cul style=\"padding-left: 1.5rem; margin-bottom: 1rem; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eGold\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eSilver\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eCopper\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eBrass\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003ePlatinum\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eCompatible jewelry alloys\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eSuitable small metal components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Performance on hardened steel, titanium and other hard alloys depends on the material hardness, graver material, cutting geometry, machine setting and operator technique. Test the settings on scrap material before working on a finished piece.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eImportant Function Clarification\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003eThis product is a pneumatic impact engraving machine. It is not:\u003c\/p\u003e\n\u003cul style=\"padding-left: 1.5rem; margin-bottom: 1rem; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eA rotary flex-shaft tool\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eA rotary grinding machine\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eA laser engraver\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eA CNC engraving machine\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eAn automatic pattern reproduction system\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eA gemstone cutting machine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eAll engraving movements and patterns must be manually guided by the operator.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 1.5rem; font-size: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6; width: 40%;\"\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003ePneumatic Jewelry Engraving Machine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eHH-AT01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eOperating Principle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003ePneumatic reciprocating impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eRated Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eAC Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e100–240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eExternal Air Compressor Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eIntegrated Air Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eImpact Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eAdjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eRelative Stroke Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e0–100% adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eControl Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003ePOWER knob, SPEED knob and foot pedal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eDigital setting display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eMain Unit Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e22 × 12 × 18cm \/ 8.66 × 4.72 × 7.09in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e45.5 × 34 × 19cm \/ 17.91 × 13.39 × 7.48in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eApproximately 4.6kg \/ 10.14lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003e\u003cstrong\u003ePlug Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 0.6rem 0.9rem; border: 1px solid #e0e0e0; line-height: 1.6;\"\u003eUS, EU, UK or AU plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003ePackage Contents\u003c\/h2\u003e\n\u003cul style=\"padding-left: 1.5rem; margin-bottom: 1rem; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × HH-AT01 Pneumatic Engraving Machine\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Pneumatic Engraving Handpiece\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Pneumatic Tube\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Handpiece Holder\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Foot Pedal\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × AC Power Adapter\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Power Cord\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e6 × Color-Coded Quick-Change Chucks\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Quick-Change Chuck Holder\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e6 × Engraving Gravers\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × Allen Wrench\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eOnly the items listed above are included. Jewelry, engraving blocks, vises and other workbench accessories shown in application images are not included unless specifically stated.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eBasic Operating Steps\u003c\/h2\u003e\n\u003col style=\"padding-left: 1.5rem; margin-bottom: 1.5rem; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003ePlace the machine on a stable, dry and level workbench.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eConfirm that the AC input rating is compatible with the local power supply.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eInstall a properly sharpened graver into a compatible quick-change chuck.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eConnect the pneumatic handpiece and foot pedal to their corresponding ports.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eTurn the POWER and SPEED controls to their minimum settings.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eSwitch on the machine and test it on scrap material.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003ePress the foot pedal and gradually increase the POWER and SPEED settings until the desired cutting response is achieved.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eRelease the foot pedal, return the controls to minimum and switch off the machine after use.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eVoltage and Plug Information\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eAC Input Voltage: 100–240V.\u003c\/strong\u003e Select the plug type that matches the destination country when placing the order.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eA plug adapter changes only the physical plug shape and does not convert voltage. Always inspect the rating label on the supplied power adapter before connecting the machine.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eSafety Information\u003c\/h2\u003e\n\u003cul style=\"padding-left: 1.5rem; margin-bottom: 1.5rem; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eWear suitable eye protection during operation.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eSecure the workpiece in an engraving block, vise or suitable holding fixture.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eKeep your hands behind the cutting edge of the graver.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eDo not install or replace gravers while the machine is powered.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eBegin with low POWER and SPEED settings.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eDo not use damaged cables, tubes, plugs or handpieces.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eKeep the machine away from water and flammable or explosive environments.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eDo not cover the ventilation openings.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eStop using the machine immediately if it produces smoke, a burning smell or abnormal noise.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0.5rem;\"\u003eKeep children and untrained users away from the equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eDoes this machine require an external air compressor?\u003c\/strong\u003e\u003cbr\u003eNo. The HH-AT01 has a built-in air supply that powers the pneumatic engraving handpiece.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eIs it a rotary engraving machine?\u003c\/strong\u003e\u003cbr\u003eNo. It is a pneumatic impact engraving system. The handpiece moves the graver through rapid reciprocating impacts rather than rotary motion.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eWhat does the POWER knob control?\u003c\/strong\u003e\u003cbr\u003eThe POWER knob adjusts the relative impact strength of the handpiece.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eWhat does the SPEED knob control?\u003c\/strong\u003e\u003cbr\u003eThe SPEED knob adjusts the relative stroke frequency. The 0–100% value is a relative setting and is not an rpm rating.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eCan it be used for stone setting?\u003c\/strong\u003e\u003cbr\u003eIt can assist with compatible stone-setting operations such as bead raising and certain setting preparation tasks. Results depend on the selected graver, material, settings and operator technique.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 0.5rem;\"\u003e\u003cstrong\u003eIs it suitable for beginners?\u003c\/strong\u003e\u003cbr\u003eBeginners can use the machine, but proper graver sharpening, workholding and engraving techniques are required. Practice on scrap metal before working on valuable jewelry.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003e\u003cstrong\u003eDoes the machine support 100–240V?\u003c\/strong\u003e\u003cbr\u003eYes. The AC input voltage is 100–240V. Select the appropriate US, EU, UK or AU plug according to the destination country.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size: 20px; font-weight: 600; margin-top: 2rem; margin-bottom: 0.75rem; line-height: 1.4;\"\u003eSupport\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.8; margin-bottom: 1.25rem;\"\u003eQuestions about this product or order status? Contact the Tooltos team at sales@tooltos.com. We respond within 24 hours on business days.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Tooltos","offers":[{"title":"Default Title","offer_id":54674612551979,"sku":"KH-HH-AT01","price":699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/2140\/4459\/files\/tooltos-100w-pneumatic-jewelry-engraving-machine-with-built-in-air-supply-and-foot-pedal-1251592014.webp?v=1785424211","url":"https:\/\/www.tooltos.com\/products\/100w-pneumatic-jewelry-engraving-machine","provider":"Tooltos Jewelry Tools","version":"1.0","type":"link"}