The Master Lock Commercial Excell® No. M1STS Laminated Steel Padlock with Stainless Steel Body Cover features a 44mm wide laminated steel body encased in a stainless steel body cover for maximum strength and weather ability. The 8mm diameter octagonal shackle is 25mm long and made of chrome-plated boron carbide, 50% harder than hardened steel, offering maximum resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking ball bearings provide maximum resistance against prying and hammering. Commercial Excell® offers a higher level of weatherability and security for applications in outdoor, corrosive and caustic environments.

Stainless steel body cover and top and bottom plates for exceptional weatherability
44mm wide laminated steel body for superior durability
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