Input Drive Size: 1" Drive Shape: Square Length: 85mm Type: 6 Point Semi-Deep Impact Socket, Thin Walled Output Size: 36mm Opening: 6pt. Thin Walled: Yes Product Dimension (Refer Line Drawing Image): D1 Size: 53.5mm D2 Size: 53mm H1 Size: 36mm H2 Size: 52mm L Size: 85mm