Brand: Milwaukee Tool Manufacturer's Part Number: 45-34-9049 Part Type: Sockets and Drive Bits Product Line: Milwaukee 6-Point Sockets with FOUR FLAT Sides Summit Racing Part Number: MWT-45-34-9049 UPC: 045242565597 Socket/Bit Style: Metric Impact Rated: No Number of Pieces Included: 1 Socket/Bit Piece Count: 1 Ratchet Included: No Extensions Included: No Swivel Extension Included: No Socket Material: Steel Socket Finish: Chrome Case Included: No Quantity: Sold individually. Socket Drive (Application): 1/4 in. Deep Well Socket Size: 11mm Deep Well Socket Type: 6-point Milwaukee 6-Point Sockets with FOUR FLAT Sides Milwaukee 6-point sockets with FOUR FLAT sides were machined from the ground up to be part of the most versatile socket family. They feature an innovative design with four parallel flat sides―which deter rolling and are wrench-compatible. The socket sizes are stamped into the flats， providing you with improved， easy-to-read visibility. These steel sockets have a chrome finish and optimized geometry to reduce bolt rounding and stripping. They're available in short well or deep well， 1/4 in. or 3/8 in. drive， and standard or metric sizes.