Package Includes: The 6pcs electric drill clamping tool set contains 1pc 3/4" (20mm) drill chuck key wrench, 1pc 5/8" (16mm) drill chuck key wrench, 1pc 1/2" (13mm) drill chuck key wrench, 1pc 3/8" (10mm) drill chuck key wrench, 1pc 1/4" (6mm) drill chuck key wrench and 1pc 4 in 1 drill chuck key tools. Various sizes of drill chuck key wrenches to meet your individual needs
Material: Made of carbon steel with black surface coating, it can prevent rust and corrosion while playing a beautiful role, and has a long service life
Long Handle Design: provides you with good leverage to easily tighten or loosen the chuck. Each drill chuck key wrench has 11 or 12 teeth, so the drill chuck is evenly stressed and won't slip or deform
4 in 1 Drill Chuck Key: Slot diameter is 5.3mm, 6mm, 5.7mm, 5.7mm; Bevel gear tooth diameters of 14mm, 12.7mm, 16.5mm, 16mm help to hold hammer drill bits, but also suitable for many other types of drill bits. The small design is easy to carry around
Application: Chuck key surface polished smooth without burrs, comfortable grip. Each drill chuck key wrench is precisely sized and can be used to install and remove a variety of drill bits, suitable for most electric drill clamping tools and heavy-duty chucks. Perfect for electric motorcycle, electric hand drill, aircraft drill, pneumatic drill, bench drill and machine tools