Input Drive Size: 3/4" Drive Shape: Square Length: 100mm Type: 6 Point Deep Socket Output Size: 2 1/4" Opening: 6pt Product Dimension (Refer Line Drawing Image): D1 Size: 76mm D2 Size: 53mm H Size: 52mm L Size: 100mm 3/4 Sq. Dr. Socket 2.1/4 6 point Length 100mm