Highcraft 3/4” Double Expansion Shield Zinc 10 Pack

Highcraft double expansion shield is designed to insert into pre-drilled hole and set into place. It can be used in solid concrete block brick and stone. Eliminates high stress points detrimental in fastening into materials. Constructed out of zinc material. ⚠ California Proposition 65 Warning: This product is known to the state of California to cause cancer or other reproductive harm. For more information go to https://www.p65warnings.ca.gov