Corded Drills, Drivers -Socket Driver Highlights Generic Brand Socket Driver Description: 100% brand new and high quality. High occlusion, can match perfectly, greatly decrease screw damage. With weak magnetic power on its head, convenient to use, easy to install and easy to handle. It is available when installing and integrating with these tools, such as electric hammer drill, rechargeable drill, piston drill, etc. It can be switched to square connector, so it can be used for sleeve installation, used as a good part for conversion Material: Chrome Vanadium Steel Specification: Quantity: 1 Set (8Pcs) L Size adapter: 1/4*1/4 50mm Long---1/4'' shank can be converted to 6.35mm square head 3/8*1/4 50mm Long---The shank of 1/4'' can be converted to 9.53mm square head 1/2*1/4 50mm Long --- 1/4' shank can be converted to 12.7mm 1/4*1/4 65mm square head Long --- 1/4'' shank can be converted to 6.35mm square head 3/8*1/4 65mm Long --- 1/4'' shank can be converted to 6.35mm square head 9.53mm 1/2*1/4 73mm Long --- 1/4'' shank can be converted to square head 12.7mm 1/4*1/4 25mm Long --- 1/4' shank ' can be converted to 6.35mm square head 1/4*1/4 30mm Long --- 1/4'' shank can be converted to 6.35mm square head Package includes: 8Pieces Socket Driver