Master Lock M1XQLF Laminated Padlock - 5/16 In Dia, 1-1/2 In H X

"Tough-Cut" Octagonal Boron-Carbide Shackle. Dual Ball Bearing Locking For Maximum Pry Resistance. "Dual-Armor" Protection: Laminated Steel Core For Strength, Stainless Steel And Zinc Outer Components For Weather Resistance. Chisel Resistant Recessed Rivets. Reinforced Body Bumper For Scratch Resistance. 1-3/4" Wide Case, 5/16" Shackle Diameter, And 13/16" Horizontal Shackle Clearance. Carded.