The Master Lock No. 427 Labeled Safety Lockout Hasps, assortment pack of 6 hasps - black, blue, green, red, purple and yellow - feature a 1-3/4in x 2-1/8in (45mm x 54mm) diameter inside jaw clearance and is designed to fit more lockout points than alternative rivet-hinge labeled lockout hasps. The anodized aluminum and stainless steel construction provides both corrosion resistance and strength. A spring-loaded locking arm offers an easy-to-apply ‘snap-on’ advantage. Includes high-visibility, write-on safety labels to identify the responsible person.