The Master Lock No. 6852 ProSeries® Solid Body Padlock features a 2in (51mm) wide brass body for extra corrosion resistance in caustic, corrosive environments and a 1-1/2in (38mm) tall, 3/8in (9mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with our without cylinder to key at your facility with a choice of 22 Key-in-Knob keyways to match this padlock to your security door locks.