TEKTON 4911 6-Pc. 3/8" Drive Impact Star Bit Socket Set features: Drop Forged, Heat Treated Chrome Vanadium Steel, Precision Machined Bit Tips, Black Oxide Finished for Durability, Hole on Socket for Locking onto Drive Tang, Ideal for Star Fasteners in Cars, Trucks, and Appliances, 6-pc. 3/8"-Dr. Impact Star Sockets: SD-40, SD-45, SD-47, SD-50, SD-55, SD-60, Complete with 6-clip Socket Holder