#12 x 1-3/4" Quik Drive TB Self-Drilling Wood-To-Steel Collated Screws, Black Phosphate, Pkg 1000 Smooth Shank - Common Nail Hex washer head for superior

Hex washer head for superior driving torque and controlled fastening

Drill Bit Included: Each box includes the right size bit for fast

plus 1/4" for pin extension

Floor joists to CFS rim track

#12 x 1-3/4" Quik Drive TB Self-Drilling Wood-To-Steel Collated Screws, Black Phosphate, Pkg 1000 Smooth Shank - Common Nail Hex washer head for superiorThe Strong Drive TB is built for one job: fastening wood to steel without babysitting the connection. The self drilling, wing tip point bores through hot rolled steel up to 1 4" thick and breaks off clean on contact, so there's no pre drilling, no split lumber, and no guessing whether the screw will bite. The flat head with under head nibs countersinks cleanly into wood nailers, sleepers, and subflooring, and the collated strip format runs straight