Simpson 9/16 in. x 21 in. SDS-Max 2-Cutter Head Carbide Drill Bit MDMX05621 CNW/HSCNW Coupler Nuts 56/14 firmly secures I-joists with

56/14 firmly secures I-joists with flange thickness ranging from 1 1/8 in

It is specifically built for wood-chord open-web truss attachments and is used to resist tension loads when attaching wood to concrete or masonry walls

which provides extra corrosion resistance and extends the service life of the hanger in demanding environments

all-thread rod

making it specifically suited for applications involving four 2x12 members assembled together as a composite girder or beam

Simpson 9/16 in. x 21 in. SDS-Max 2-Cutter Head Carbide Drill Bit MDMX05621 CNW/HSCNW Coupler Nuts 56/14 firmly secures I-joists withSimpson MDMX05621 9 16 in. x 21 in. SDS max Shank Drill Bit is a premium quality, professional grade 2 cutter head SDS max drill bit from Simpson Strong Tie, engineered for demanding concrete drilling and demolition applications. The proprietary flute geometry reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip, delivering enhanced drilling speed and durability while reducing noise, stress, and