The Master Lock Magnum M736XKAD features a Hidden Shackle Padlock with 9-1/6in (23cm) High Security Hasp made of zinc plated solid steel for maximum strength, reliability and corrosion resistance. The hidden shackle design eliminates shackle exposure and protects against bolt cutter attacks. The 5-pin cylinder prevents picking. The Lifetime Guarantee provides peace of mind from a brand you know and can trust. Features: Indoor and outdoor padlock; lock and hasp is best used for moving trucks, vans, and buildings with sliding doors Lock is made of zinc plated solid steel for maximum strength, reliability and corrosion resistance, hidden shackle design eliminates shackle exposure and protects against bolt cutter attacks 5-pin cylinder provides maximum pick resistance while key retaining safeguard ensures padlock is not left unlocked Hasp Length is 9-1/16 in. (23 cm), Lock body diameter is 2-7/8 in. (73 mm), 3/8 in. carriage bolts recommended for installation (bolts not included) One padlock and hasp, two keys