13pc 1/4” and 3/8” Drive Tamper Proof TORX® Bit Socket Set, 48-22-9535The MILWAUKEE 13pc 1 4" and 3 8" Drive Tamper Proof TORX Bit Socket Set with FOUR FLAT sides is designed from the ground up to be part of the most versatile socket family. Milwaukee sockets feature an innovative design with four parallel flat sides, which deter rolling and are wrench compatible. This also creates a slim profile to provide the best access in tight spaces. The one piece socket design offers improved durability compared to two piece