Features:
- Proper size & light weight, comfortable grip, anti-fatigue operation.
- Made of selected aluminium material, 22,000 rpm high speed, stable performance, long service life.
- With safety protection unit, avoiding injury caused by mistakes, safe to use.
- Match with double chucks (3mm & 6mm) to meet different needs.
- Delivered with matching wrenches, convenient disassembly.
- Various kinds of grinding heads with 3mm and 6mm shanks , widely applicable to iron, wood, tires, castings, etc.

Specifications:
Material: aluminium
Color: silver
Exhaust Mode: exhaust backward
Working Pressure: 6~8kg
No Load Speed: 22,000 rpm
Inlet Connector: 1/4 inch
Machine Diameter: 3.9cm
Chuck Size: 3mm (1/8) / 6mm (1/4)
Package Size: Approx. 23*19*5cm / 9.06*7.48*1.97in
Package Weight: Approx. 1100g / 38.8oz

Note:
- The air inlet of the grinder is 1/4 inch threaded hole, and the air pump is required to maintain the pressure of 8kg when in use.
- Black and grey storage cases are delivered randomly.

Packing List:
1 * Large Engraving Mill
1 * Pair of Disassembly Wrench
1 * 3mm Chuck
1 * 6mm Chuck
1 * Air Inlet Connector
5 * Grinding Head with 3mm Shank
5 * Grinding Head with 6mm Shank