7 x 3 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Carton (1000) Finished Hex Nuts 316 Stainless Steel High red hardness of cobalt

High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills

8 x 2 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - 1 lbs Pack (128)

1 1/4-12 x 10 Socket Cap Screw Alloy

1/2 x 6 1/2 Titen HD Concrete Anchor Zinc Plated (20)

Typical hardness is HRB 68 - HRC 32

7 x 3 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Carton (1000) Finished Hex Nuts 316 Stainless Steel High red hardness of cobalt7 x 3 Simpson Trim Head Self Drilling Siding Screw Square Drive 410 SS Carton (1000) . Attach wood siding, wood panels and metal trim to steel studs #1 square drive trim head, . 230" head diameter, #3 drill point Threaded 2 3 of overall length Drilling thickness capacity: up to 0. 125" (111 mils or 11 ga.)