These Sealtite Steelbinder self-drilling screws are designed for metal-to-metal fastening in general construction and HVAC applications. The #3 drill point penetrates steel up to 0.250" thick without pre-drilling.

• #14 x 3/4" size, 250 screws per box
• #3 self-drilling point - no pre-drilling required
• Penetrates steel from thin sheet metal to 0.250" thickness
• Indented hex washer head (HWH) for secure fastening
• Plated carbon steel construction
• Ideal for HVAC, roof deck to steel framing, and roof clip attachment