The Squire No.6H Clam is made from hardened steel with an anti-corrosion finish, and has coach bolt fixings for added security and concealed fixings. It can be used on single or double doors, while highly recommended for sheds, garages, lockups, and vans. Length 152mm. Height 44mm. Staple Clearance 12.5mm. Hasp Depth 23mm.