<p>Clamping range: 0.3-6.5mm；Handle specification: hex handle (1/4-6.35mm)</p> <p>One-handed Drilling: Gives you the freedom of one-handed drilling and is ideal if you are working in tight spaces</p> <p>Keyless Design: Easily the locks and releases drill bits, quickly convert your quick change hex shank driver unto a drill</p> <p>Made of aluminum alloy, strong, durable and anti-rusting, unlimited used in automotive, garages, warehouses, offices, homes etc</p> <p>Universal driver 1/4-inch hex shank snaps easily into the power screwdriver.(NOTE: It can NOT be used counterclockwise!!)</p> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin