Master Lock’s Commercial Magnum M1STS combines stainless steel weatherability with laminated construction for uncompromising outdoor security. The octagonal, chrome-plated boron-carbide shackle resists cutting and prying, while dual-ball bearing mechanics ensure reliable locking performance. Engineered for harsh environmentssalt spray, industrial chemicals, and extreme weatherthis commercial-grade padlock delivers the durability and protection demanding applications require.
Magnum M1STS Steel Padlock
- Stainless steel body cover and top and bottom plates for exceptional weatherability
- 1-3/4in (44mm) wide laminated steel body for superior durability
- 1in (25mm) octagonal boron-carbide shackle is 50% harder than hardened steel
- Chrome-plated shackle for excellent rust resistance
- Superior pry resistance with dual-ball bearing locking
- Can be keyed into existing K1 or WP4 Edge keyways
- available keyed differently M1STS, keyed alike M1KASTS, and master keyed M1MKSTS
