Our Machine Screw Shield can be used with machine screws in most masonry materials, including concrete, block, brick, and stone. SETTING TOOLS SOLD SEPARATELY
ENGINEERED IN THE USA
NOTE: Always wear safety glasses. Follow drill manufacturer's instructions. Use only solid carbide-tipped drill bits meeting ANSI B212.15 diameter standards.
I misordered a part, an error which they caught before shipment, and called me to update the order with the correct one. I would recommend this company to others. Thank you.