The Master Lock Excell No. M5BEURD Laminated Padlock features a 52mm wide laminated steel body for maximum strength and reliability, and is surrounded by brass and zinc outer components for weather resistance. Features: - The 9mm diameter octagonal shackle is 25mm long and made of Tough-Cut boron-carbide, 52% 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 Limited Lifetime Warranty provides peace of mind from a brand you can trust. - Supplied with four keys. What's in the box Body Size (mm): 52W Clearance(mm): 24 Horz. x 25 Vert. Shackle Diameter: 9mm Brass Plated Finish