This ultra high speed engraver will allow you to engrave on various surfaces with extreme ease. The POWERCRAFTER is a small light weight Air Turbine Tool that will rotate at a speed of 400,000rpm. It is shaped like a large pen. The size, shape, and rotation speed of the POWERCRAFTER dramatically increases the users comfort and control of the tool. It has a friction grip collet assembly that allows for quick-release and reinsertion of the cutters. The tool also incorporates a quick disconnect fitting at the rear of the tool so it can be easily disconnected from the air supply. Finally, at 400,000rpm the customer experiences complete cutting control in any material as well as no heat and no vibration. When running this tool, we recommend setting your air pressure to 2cfm and 40psi.