PROTWIST 10X1-1/4 5/16 | PRO-NHWD101145

Pro-Twist's #10 x 1-1/4 in. Hex-Washer-Head Fine-Thread Self-Drill Clear-Zinc Screws feature fine threads optimized for superior holding power in thin metal substrates. The hex drive allows for high-torque installation with nut drivers or impact tools, promoting consistent seating and minimizing cam-out. Ideal for HVAC work, metal-to-metal fastening, and general construction, this bulk 5 lb. pack supports productivity on commercial and residential job sites requiring reliable, code-conscious fastening solutions.

• Used for metal-to-metal fastening used in sheet metal to attach purlins and channels to structural studs
• The hex-washer head distributes load to reduce pull-through
• The self-drilling point eliminates the need for pre-drilled pilot holes in light-gauge metal
• Fine threads provide strong engagement and enhanced holding power
• Clear-zinc plating offers corrosion resistance for interior applications