Self Tightening Chuck 3.17mm Hole ID Adjustable Aluminum Alloy Carbon Steel Self Tighten Drill Chuck

About this item

• Feature: 1. Aluminum Alloy Drill Chuck: The drill chuck is made of premium aluminum alloy material, which is highly sturdy, not easy to break or damage. 2. Self Tightening: With self locking and self tightening function, the clamping is firm and is not easy to fall off. 3. Wide Usage: The self tightening chuck is very suitable for building your own tool, which can be used together with hand drill or electric drill. 4. Inner Diameter : The Diameter of the inner hole is 3.17mm, which can connect more hand drills or electric drills, more practical. 5. Compact and Portable: This drill chuck is not easy to break and corrode, compact in size and easy to carry around, convenient for outdoor works. Specification: Item Type: Self Tightening Chuck Material: Aluminum alloy, carbon steel Specification: Approx. 3.17mm0.12in hole Total Length: Approx. 33mm1.3in Head Length: Approx. 21mm0.8in Application: Self tightening drill chuck. Package List: 1 x Self Tightening Chuck1 x Hex WrenchAluminum Alloy Drill Chuck: The drill chuck is made of premium aluminum alloy material, which is highly sturdy, not easy to break or damage. Self Tightening: With self locking and self tightening function, the clamping is firm and is not easy to fall off. Wide Usage: The self tightening chuck is very suitable for building your own tool, which can be used together with hand drill or electric drill. Inner Diameter : The Diameter of the inner hole is 3.17mm, which can connect more hand drills or electric drills, more practical. Compact and Portable: This drill chuck is not easy to break and corrode, compact in size and easy to carry around, convenient for outdoor works.