7 x 2 1/4 Simpson Trim-Head Self-Drilling Siding Screw – Square Drive 410 SS – Box (100)

7 x 2 1/4 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.)