Masterlock Pro Series Die Cast Zinc Body Combination Padlock 57mm Standard

The Master Lock 1178D ProSeries 4-Digit Padlock is a heavy-duty security solution designed for protecting valuable equipment, tools and storage areas on construction sites, workshops and commercial premises. This combination padlock features a robust die-cast zinc body paired with an octagonal boron carbide alloy shackle, providing superior resistance against cutting and forced removal attempts. The resettable 4-digit combination mechanism offers over 10,000 possible combinations, whilst the integrated deadlocking system delivers enhanced protection against common attack methods including prying, shimming and rap attacks. Master Lock's unique blind dial system ensures the combination remains easy to operate even when wearing work gloves or working in low-light conditions, making it particularly suitable for trade professionals working across various environments. Built to withstand demanding site conditions, this padlock incorporates a shackle seal and combination dial dust cover to protect internal components from dirt, debris and moisture ingress. The compact yet sturdy construction makes it ideal for securing toolboxes, storage containers, gates and shutters where reliable keyless security is essential. Features and Benefits: • 4-digit resettable combination with over 10,000 possible codes eliminates key management • Octagonal boron carbide alloy shackle resists cutting attacks • Deadlocking mechanism protects against prying, shimming and rap attacks • Blind dial system allows easy operation with gloves or in poor lighting • Shackle seal and dust cover protect against dirt and debris ingress • Die-cast zinc body provides durable protection for site and workshop use Specifications: Padlock Type: Die-Cast Body Width (mm): 57 Shackle Diameter (mm): 10 Shackle Height (mm): 27 Shackle Width (mm): 24 Body W x H: 57 x 50mm Body Thickness: 31mm Shackle W x H: 24 x 27mm Shackle Thickness: 10mm