5/16 inch x 2 1/2 inch Zinc Hex Nut Sleeve Anchors Qty (15)

5/16 inch x 2 1/2 inch Zinc Hex Nut Sleeve Anchors can be used in just about any masonry substrate, such as poured concrete, grouted blocks, brick, horizontal mortar joints, hollow concrete blocks, and some stone applications.

• Used for a wide variety of applications.
• Hex Head design.
• Spreads out surface pressure throught the hole to reduce stress on the base material.