Quick Change Handpiece Compatible for Rotary Angle Grinder Tool Flexible Shaft Fits Flex Shaft Key Electric Drill Rotary Tool

Advanced handle: Reduces vibration to prevent fatigue and gives a better grip for greater maneuverability & high speed Wide application: Apply to polishing, engraving, drilling, cutting, grinding, carving, shaping and sanding when flex shaft works with straight die grinder. High working efficiency, not easy to heat. flexible and endurable Material: Aluminum alloy; Plastic; The handle and the chuck are exquisitely durable, corrosion resistant and resistant to rust. Adjustable Size: The crane grinder handle + key is a special replacement for 380W and 780W crane grinders. The clamping range of the chuck is 0.3-5MM/0.3-4MM.