Stanley® Proto® 3/8" Drive Extra Long Hex Bit Socket measuring 5 mm and is made of a heat treated alloy to provide resistance to wear and tear. Socket has 1 5/8" bit and helps to reduce distortion to ensure a longer life. It contains a hex opening that allows bit holder to take the torque load.
Features
Made using a heat treated alloy for wear-resistance which helps minimize distortion for a long life
Hex opening holds the bit allowing the bit holder to take the torque load