Simpson 1/2 in. x 21 in. SDS-Max Drill Bit 2-Cutter Head Carbide MDMX05021 Power-Stud+ SD1 Also ideal for small concrete

Also ideal for small concrete repairs and miscellaneous patching

making it well-suited for treated lumber and demanding environments

Installation requires four (4) 5/8 in

further supporting connection integrity under these demands

Simpson 1/2 in. x 21 in. SDS-Max Drill Bit 2-Cutter Head Carbide MDMX05021 Power-Stud+ SD1 Also ideal for small concreteKey Features Uniformly Brazed Carbide Inserts Precision brazing process results in longer bit life and consistent cutting performance. Self Centering Tips Ensures accurate hole placement from the first strike, reducing wasted effort and material. Chromium Nickel Molybdenum Steel Alloy Body High grade alloy construction ensures superior hammering quality and extended service life under heavy use. Heat Treatment & Shot Peened Finish Advanced surface