ITEM NAME:Impact wrench 3/8-24UNF keyless 3/8" drill chuck adaptor converter with scr3c Specification: Brand new Color: grey Size: approx. 33*24mm Length of screw: approx. 20mm 3/8 " drill chuck adaptor for impact wrench conversion 3/8-24UNF High strength and hardness. Easy to use. Durable in use. Package included: 1pc x adaptor (with 1pc screw) Note: Please allow 1-3mm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same..3/8 " drill chuck adaptor for impact wrench conversion 3/8-24UNF. 1pc x adaptor (with 1pc screw). Color: grey. Easy to use. Durable in use.