0.8 10mm Self Locking Keyless Chuck Drill Impact Hammer Bit Conversion Adapter(#02) High Precision Tightening Feature Long Service Life Perfect Match

Perfect Match: Conversion chuck is perfect for electric hammers or impact drills and is your perfect tool. Long Service Life: Self-locking chuck is made of high quality steel and has a long service life. Self Tightening Keyless Feature: Self tightening keyless feature automatically increasing gripping force and has high reliability and stability. High Quality: Drill chuck has a good metal texture and is not only comfortable but also easy to clamp. High Precision: Keyless chuck has high precision and can greatly improve your operating efficiency.