Shop by BrandMaster Lock Co
Master Lock Handle-on and Handle-off Ball Valve Lockout
Master Lock Handle-on and Handle-off Ball Valve Lockout
Masterlock® Colored Padlock
Masterlock® Colored Padlock
Master Lock Rotating Gate Valve Locks
Master Lock Rotating Gate Valve Locks
Master Lock  3/4" Colored Lock (Keyed different)
Master Lock 3/4" Colored Lock (Keyed different)
Master Lock Padlock 1-1/4"H x 13/16"W x 7/16" dia. Shackle Keyed Different
Master Lock Padlock 1-1/4"H x 13/16"W x 7/16" dia. Shackle Keyed Different
Master Lock Padlock 15/16"H x 3/4"W x 5/16" dia. Shackle Keyed Different
Master Lock Padlock 15/16"H x 3/4"W x 5/16" dia. Shackle Keyed Different
Master Lock 3/4"  Color-coded Locks  Pack of 6  (Keyed different)
Master Lock 3/4" Color-coded Locks Pack of 6 (Keyed different)
Master Lock Seal-Tight™ Handle-off Ball Valve Lockout
Master Lock Seal-Tight™ Handle-off Ball Valve Lockout
Master Lock Pressurized Gas Valve Lockout
Master Lock Pressurized Gas Valve Lockout
Keyed Alike Safety Padlock with 3" Shackle Clearance
Keyed Alike Safety Padlock with 3" Shackle Clearance
Master Lock Steel Lockout Hasp
Master Lock Steel Lockout Hasp
Brass Padlock Combination Lock -  2-1/4"Hx1"W Shackle
Brass Padlock Combination Lock - 2-1/4"Hx1"W Shackle
Master Lock Padlock 1"H x 3/4"W x 7/16" dia. Shackle Keyed Different
Master Lock Padlock 1"H x 3/4"W x 7/16" dia. Shackle Keyed Different
Master Lock Padlock 1"H x 3/4"W x 7/16" dia. Shackle Keyed Alike
Master Lock Padlock 1"H x 3/4"W x 7/16" dia. Shackle Keyed Alike
Master Lock Padlock 1-1/4"H x 13/16"W x 7/16" dia. Shackle Keyed Alike
Master Lock Padlock 1-1/4"H x 13/16"W x 7/16" dia. Shackle Keyed Alike
Master Lock Padlock 2-1/2"H x 3/4"W x 5/16" dia. Shackle Keyed Different
Master Lock Padlock 2-1/2"H x 3/4"W x 5/16" dia. Shackle Keyed Different
Trailer Coupler Lock
Trailer Coupler Lock
Master Lock Trailer Lock Kit
Master Lock Trailer Lock Kit