#12 x 2-3/8" Quik Drive TB Self-Drilling Wood-To-Steel Collated Screws, Black Phosphate, Pkg 1000 Simpson Strong-Tie Stud Shoes Hex washer head for superior

Hex washer head for superior driving torque and controlled fastening

with no nut-and-washer assembly

offering corrosion protection where it counts

Do not use an impact wrench to set or tighten anchors

SSTB anchor bolts deliver the dependable performance needed for critical structural connections

#12 x 2-3/8" Quik Drive TB Self-Drilling Wood-To-Steel Collated Screws, Black Phosphate, Pkg 1000 Simpson Strong-Tie Stud Shoes Hex washer head for superiorStrong Tie Quik Drive TB self drilling wood to steel screws are designed to fasten wood to hot rolled steel under 5 16" thick. Designed for use with these Quik Drive Attachments PROHSD60 M