No pre-drilling necessary Screws tap their own threads. Secure fastening and strong holding power. Engineered drill point and flute allow for efficient material removal. Applications - Residential steel frame construction, duct work to steel framing, electrical accessories to steel framing, track to stud and stud splicing.

• Flat Head
• Self Tapping
• Drill Point With Reamer Wings
• 20 Gauge & Thicker Metals
• Size - 12 x 2-3/4 in.
• Dimension - 10.75 x 4 x 5.75 in.
• Item Weight - 1.01 lbs.