Keyless Drill Chuck Self Tightening 2-13mm 1/2-20UNF Drill Press Adapter

• The drill chuck adapter has a large size range, from 2~13mm (0.04 ~ 0.51in), which is suitable for a variety of drills and quickly completes different tasks. • Keyless self-tightening design is more ergonomic, the mini drill chuck can be firmly fixed on the drill bit, helping you work more easily and efficiently.