About This 【AT02-Product Parameters】Product dimension: 8.66" * 4.72" * 7.09" , voltage: 100V-240V, power: 160W(0.02HP), graver speed:0-100%, micromotor: 0-35000RPM 【Package Includes】1*Pneumatic Tube & Handle, 1*Micromotor Handpiece, 1*Wrench, 2*Carbon bursh, 1*Handpiece Base, 1*Power Converter, 1*Alien Wrench, 6*Quick Change Chunk, 1*Graver Base, 6*Graver, 1*Power Cord, 1*Pedal, 1*User Manual 【A03C-Product parameters】Dimension: diameter: 5.11" (130mm), height: 8.46"(215mm), max opening: 3.74" 【Full set engraving tools】This product comes as a full set, including the ball vice and ohter attachments, providing a complete range of tools for various applications and making it easier for users to get started. Equipped with a rubber base for greater stability and less slippage when working 【Customer service】Reliable and friendly customer service, if you have received a product with a quality problem, or there is a problem after using it for a period of time. contact us whenever necessary. All products come with 1-year warranty against manufacturing defect. Overview Brand : lakimi Power Source : Air Powered Maximum Rotational Speed : 35000 RPM Product Dimensions : 8.66"L x 5.11"W x 8.46"H Material : Metal With Rubber And Carbon Components