1/2" x 4" Trident Nut Sleeve Anchor with 316 Stainless Steel Trident Nut & 18-8 Stainless Steel Sleeve Anchor Body, Driver Size 30TRI

The Button Head Secure-Bolt Sleeve Anchor with Stainless Steel Post & Steel Zinc Plated Anchor Body provides maximum security in concrete, block, brick, and stone base materials. It is fast and accurate to install with no layout or hole spotting required. The versatile one-piece assembly comes standard with a stainless-steel post and either a steel zinc plated or stainless-steel anchor body.