SK PROFESSIONAL TOOLS 44327 1/4 in Drive, 4mm Metric Socket, 6 Points, Socket
Socket Bit, Insert Length 11/16 in, Replaceable Insert Yes, Metric, Tip Size 4 mm, Tip Style Hex, Overall Length 3 in, Drive Size 1/4 in, Socket Depth Standard, For Screw Type Hex, Alloy Steel