The Henry Squire SS50CS Stronghold Solid Steel Padlock 50mm Close Shackle has a 6 pin tumbler and offers upto 260,000 different key variations. It has a secuirty rating of CEN 4.
Specification
Body Width: 50.0mm.
Body Thickness: 26.0mm.
Shackle Diameter: 10.0mm.
Vertical Shackle Clearance: 16.0mm.
Horizontal Shackle Clearance: 16.0mm.