Typically used on foundation anchor bolts in place of cut washers. Designed to help strengthen plate connections. Hot dip galvanized finish. 1/2" bolt diameter. SKU: 42707420 MFG: BP 1/2-3HDG Shop more products by Simpson Strong-Tie. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Free shipping over $35 Sold out $4.49 Quantity Sold Out Sold out Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Size: 3"W x 3"L 1/2" bolt diameter 3 gauge thickness Hot dip galvanized finish Gives greater bearing surface than standard cut washers Designed to help strengthenplate connections Typically used on foundation anchor bolts in place of cut washers Cancer - www.P65Warnings.ca.gov. FEATURES MFR: BP 1/2-3HDG SKU: 42707420 UPC: 707392524106 Brand: Simpson Strong-Tie