TONE Hexagonal Socket, 3HB-07-6S, 9.5mm (3/8") Drive, 7/32" Width, Pack of 6

This is a manual socket for hex socket screws. The knurled outer periphery allows for easy, quick tightening of bolts with your fingers. Set Contents: 3HB-07, Set of 6 Drive Size: 9.5mm Flat Width: 7/32 inch Shank Length (per socket): 18.0mm Total Length (per socket): 45.0mm