Simpson 1 in. x 36 in. SDS-Max Quad-Head Carbide Drill Bit MDMX10036Q Metal Forming Carbon Steel Construction - delivers

Carbon Steel Construction - delivers the hardness and toughness needed to withstand the repetitive torque demands of a Quik-Drive system

Diameter 1-3/4"

engineered to conceal screw heads when fastening Azek composite deck boards and trim

not nominal lumber (the most common type)

the HTT4 is built for demanding structural applications in both new construction and retrofit projects

Simpson 1 in. x 36 in. SDS-Max Quad-Head Carbide Drill Bit MDMX10036Q Metal Forming Carbon Steel Construction - deliversKey Features Uniformly brazed carbide inserts resulting in longer bit life Self centering tips for accurate hole placement Chromium nickel molybdenum steel alloy body ensures hammering quality and extended service life Heat treatment procedures and shot peened finish increase surface hardness, drilling speed, reduce drill bit wear, and improve resistance to bending forces Drill bit conforms to ANSI Standard B212. 15 High volume, multi flute spiral