Bright color-coded anodized aluminum padlocks are perfect for use both indoors and out. Non-sparking, non-magnetic, and corrosion-resistant. Constructed of lightweight premium aluminum with recycled content. 1/4" shackle diameter, with3/16" apart steel shackle, and 6-pin precision tumbler. 1-1/2" body height with a 1-1/2" shackle clearance height. Designed for OSHA required identification, making them perfect for use in Lockout/Tagout situations. Keyed differently.