Master Lock 4D Laminated Brass Padlock 1-9/16in (40mm) Wide (Pack of 4) engravable 9/32in (7mm) diameter hardened steel

9/32in (7mm) diameter hardened steel shackle provides excellent cut resistance

Fits virtually all valves up to 3in (76mm) diameter

Works with all Master Lock and American Lock safety padlocks and lockout hasps

No unauthorized key duplication

Lock body conceals shackle - defeats attempts to pry and cut

Master Lock 4D Laminated Brass Padlock 1-9/16in (40mm) Wide (Pack of 4) engravable 9/32in (7mm) diameter hardened steelPack of 4 The Master Lock No. 4D Laminated Padlock features a 1 9 16in (40mm) wide laminated brass body for maximum strength and corrosion resistance. The 9 32in (7mm) diameter shackle is 3 4in (19mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 4 pin cylinder prevents picking and the dual locking ball bearings provide resistance against prying and hammering. The Limited Lifetime Warranty provides peace of mind