Simpson SDS-Max Quad Head Drill Bit 3/4 in. x 21 in. Carbide MDMX07521Q Step Drill Bit providing the heavy-duty strength needed

providing the heavy-duty strength needed to resist uplift and diagonal forces in structural wood connections

45-Degree Right Skew: Factory-skewed at 45 degrees to the right (HSUR)

making it ideal for heavily reinforced substrates

The result is a cleaner

Simpson SDS-Max Quad Head Drill Bit 3/4 in. x 21 in. Carbide MDMX07521Q Step Drill Bit providing the heavy-duty strength neededKey Features Uniformly Brazed Carbide Inserts: Precision brazing technique results in longer bit life and consistent cutting performance across the full service life of the bit. Self Centering Tips: Ensures accurate hole placement right from the start, reducing the need for repositioning and improving overall efficiency. Chromium Nickel Molybdenum Steel Alloy Body: Premium alloy construction delivers exceptional hammering quality and extended service