The Master Lock no. 5KADPF laminated padlock features a 2 in. (51 mm) wide laminated steel body for maximum strength and reliability. The 3/8 in. (10 mm) diameter shackle is 1 in. (25 mm) long and made of hardened boron alloy, offering maximum resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking ball bearings provide resistance against prying and hammering. The limited lifetime warranty provides peace of mind from a brand you can trust. 2-In (51 mm) wide laminated steel body for superior strength Hardened boron alloy shackle for maximum cut resistance Dual ball bearing locking for maximum pry resistance 4-Pin cylinder helps prevent picking Color/Finish Family: Silver Manufacturer Color/Finish: Silver Series Name: Outdoor Height (Inches): 2.902 Shackle Diameter (Inches): 0.36 Shackle Height: 1-in Shackle Width (Inches): 0.937 Thickness (Inches): 1.19 Width Measurement: 2-in Adjustable: No Combination Type: N/A (not combination) Contractor Grade: No Dial Count: N/A (keyed lock) For Use with Bikes: No For Use with Laptops: No For Use with Luggage: No Keys Included: Yes Lock Material: Steel Lock Type: Keyed padlock Number of Pins: 4.0 Package Quantity: 1 Rust Protection: No Shrouded Shackle: No Use Location: Indoor or Outdoor Warranty: Limited lifetime Weatherproof: No App Compatibility: No Bluetooth Compatibility: No Smart Compatible: No Wi-Fi Compatibility: No Works with Android: No Works with iOS: No CA Residents: Prop 65 Warning(s): No TSA Accepted: No UNSPSC: 46171500