Prime-Line 9071741 Lag Shields, Short, 5/8 in. X 2 in, Zinc Alloy, 10-Pack auspowers_batchone and features a lockdown flat

and features a lockdown flat that automatically locates tool on center

From the Manufacturer Dap Tub and Tile Caulk

environmentally friendly

The helical grind on the Helical Back Rake line of tooling provides an ideal top rake for this and features a neck that's centered to the shank for use in jig bore machines

Prime-Line 9071741 Lag Shields, Short, 5/8 in. X 2 in, Zinc Alloy, 10-Pack auspowers_batchone and features a lockdown flatPrime Line 9071741 Lag Shields, Short, 5 8 in. X 2 in, Zinc Alloy, 10 Pack Lag shield anchors allow lag screws to be installed into concrete and masonry walls. After drilling a hole into the material, lag shields should be tapped into place ribbed side first until flush with the surface. The lag screw can then be installed with a wrench or socket tool. The sides of the lag shield push out against the inside of the hole once the lag screw is installed,