Primesource HWD12034 1 Bx 12X3/4 Hex Washer Head, Self Drilling Screw

FEATURES:
• Metal to metal fastening used in sheet metal to attach purlins and channels to structural studs

SPECIFICATIONS:
• Head Diameter: 10.1 to 11 Millimeter
• Drill Capacity: 0.11 to 0.21″
• Drive Size: 5/16″
• Load Rating: 3394 Pound (Tension)
• Torque Strength: 92 lbs

Primesource Building Products Hwd12034 Zinc Hwh Self-Drilling Screw 12″ X 3/4″