Description This is a set of hex quick release magnetic screwdriver bit holder that fits 1/4 hex screwdriver bit. Made of stainless steel, it features high hardness, wear-resistant, non slip, large torque, long service life. Suitable for electric, pneumatic screwdrivers and other screwdriver bits of power tools, drill extended. Feature - Color: As shown - Material: carbon steel - Size: 15 x 1.5 x 1.5cm - Universal 1/4" quick-change hex shanks fit all power drills, 1/4" impact drivers and hand-held drivers, allowing you to bring your bit extensions anywhere to get any done - Made of carbon steel, it features high hardness, wear-resistant, non slip, large torque, long service life. - Extensions in lengths 60mm, 100mm, 150mm - Strong permanent magnets hold bits securely in place. - Suitable for electric, pneumatic screwdrivers and other screwdriver bits of power tools, drill extended. Universal 1/4" quick-change hex shanks fit all power drills, 1/4" impact drivers and hand-held drivers, allowing you to bring your bit extensions anywhere to get any done |Made of carbon steel, it features high hardness, wear-resistant, non slip, large torque, long service life |Extensions in lengths 60mm, 100mm, 150mm |Strong permanent magnets hold bits securely in place |Suitable for electric, pneumatic screwdrivers and other screwdriver bits of power tools, drill extended