7/32" x 6-1/4" Simpson SDS-Plus Concrete Drill Bit - Carbide Tip, Pkg 25 T-Head Finish Nails The Simpson Strong-Tie HELITOOL37A is

The Simpson Strong-Tie HELITOOL37A is a proprietary tool designed specifically for installing Simpson Strong-Tie Heli-Tie Helical Wall Ties

Non-skid teeth to increase stability and provide uniform toenailing and countersink on slick surfaces

These screws meet the requirement of the tile roofing institue as described in ESR-2015P

the HGUS series accommodates various beam sizes and is suitable for both DIY enthusiasts and professionals seeking reliable performance

The Simpson ECCQ74SDS2

7/32" x 6-1/4" Simpson SDS-Plus Concrete Drill Bit - Carbide Tip, Pkg 25 T-Head Finish Nails The Simpson Strong-Tie HELITOOL37A isStrong Tie SDS Plus masonry drill bits feature a durable carbide tip and are designed for use in concrete, brick and block applications.