15/64 Heavy Duty Drill Bit - Stubby Length

7 x 1 5/8 Simpson Trim-Head Wood Decking Screws - Square Drive 305 SS - Bulk Pail (4000)

1-8 x 1 1/2 Hex Cap Screw SS 316 (A4)

8 x 2 Simpson Bugle-Head Wood Decking Screws - Square Drive T17 316 SS - 5 lbs Pack (640)

By utilizing a reliable Alligator anchor to supplement your screws

7 x 1 5/8 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Box (100) 5/8-18 Socket Cap Screws Alloy 15/64 Heavy Duty Drill Bit7 x 1 5 8 Simpson Trim Head Self Drilling Siding Screw Square Drive 410 SS Box (100) . 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.)