The 6 point 3/4 In. drive deep impact socket features knurled beauty rings to help reduce hand slippage. The product also features premium chrome vanadium steel for added strength and durability. Features Knurled beauty rings to help reduce hand slippage Premium chrome vanadium steel for added strength and durability 6 DEWALT DWMT75139OSP-Dwmt 3/4In Dr Dp Im Skt 1-7/16In SAE