Ramset 11256 Masonry Bit Masonry Drill Bit, 2-1/4 in L Flute, Straight Shank, 5/32 in Dia Shank

Carbide tip used to drill pilot holes when installing anchors or 3/16 in Tapcon fasteners. New chisel thread reduces installation torque making it easier to install with fewer head snaps. Climaseal coating provides corrosion resistance.