34841 - Key locking Application Blue stripes indicate Security Grade 4 to BS EN 12320. Specification Padlock body of hardened steel, black chrome plated. Shackle of rustproofed hardened steel, 10mm diameter. Drainage holes in the padlock body prevent freezing. No external screws or rivets. Tensile strength: over 4½ tons. Finish Standards Downloads 34841 - Key locking (.pdf, 184 kB) Close Ordering Options 10156020018 34841 S/D WITH 2 KEYS ST2 Close 34849 - Key locking closed shackle