The Hillman Group 370800 Hex Head Sleeve Anchor, 3/8 X 1-7/8-Inch, 50-Pack

Size Name:3/8 x 1-7/8' Product Description Concrete Sleeve Anchors' design allows them to anchor into concrete, brick and block. Turning the nut pulls the working end of the sleeve anchor up through the sleeve, expanding and anchoring itself securely in the concrete, brick or block. From the Manufacturer Concrete Sleeve Anchors' design allows them to anchor into concrete, brick and block. Turning the nut pulls the working end of the sleeve anchor up through the sleeve, expanding and anchoring itself securely in the concrete, brick or block.