Henry Squire Closed Shackle Diecast Body Padlock with Boron Shackle, 48 mm (Length)

Amazon

Hardened boron alloy steel shackle Made from boron alloy, providing high corrosion resistance Designed to secure garages, vans, sheds, lock-ups, toolboxes 4-Pin cylinders to provide over 1,000 differs, Weight: 1.07365121594 Pounds, Manufacturer: Henry Squire & Sons Ltd.

ManoMano

General description A mighty tough range of high-performance locks. These uniquely designed key-operated padlocks with extra tough boron steel shackles offer a medium to high level of security.