The Master Lock hasp features a 6-1/4in (16cm) long hardened steel body. The zinc plated hardened steel hasp provides added strength and weatherability. The hardened boron alloy staple offer maximum protection against cutting and sawing. The hinged body is ideal for reaching around corners and securing hard-to-lock property. The laminated padlock features a 1-3/4in (44mm) wide laminated steel body for maximum strength and reliability, and is surrounded by stainless steel and zinc outer components for weather resistance. The 5/16in (8mm) diameter octagonal shackle is 1in (25mm) long and made of Tough-Cut boron-carbide, 50% harder than hardened steel, offering maximum resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking ball bearings provide maximum resistance against prying and hammering. The lifetime guarantee provides peace of mind from a brand you can trust.