Simpson SDS-Max 2-Cutter Carbide Drill Bit 9/16 in. x 13 in. Multi-Flute Rotary Hammer Bit MDMX05613 Batteries and Chargers while the ribbed flat head

while the ribbed flat head with nibs countersinks flush to surfaces for a clean

For Treated Lumber: No

Tooth Grind Type High Alternate Top Bevel (Hi-ATB) 38 degrees

Lag screws must not be substituted

Simpson SDS-Max 2-Cutter Carbide Drill Bit 9/16 in. x 13 in. Multi-Flute Rotary Hammer Bit MDMX05613 Batteries and Chargers while the ribbed flat headSimpson MDMX05613 9 16 in. x 13 in. SDS max Shank Drill Bit is a premium quality, professional grade carbide tipped rotary hammer drill bit from Simpson Strong Tie. Engineered for demanding concrete and masonry drilling applications, this 2 cutter head SDS max bit features proprietary flute geometry that reduces vibration, optimizes impact energy transfer, and delivers enhanced drilling speed and durability making it an ideal choice for contractors