Teks #14 x 3/4 in. External Hex Washer Head Self-Drilling Screw (70-Pack)

Teks #14 x 3/4 in. Zinc-Plated Steel Hex-Washer-Head Self-Tapping Drill-Point Screws (70-Pack) provide secure metal to metal fastening with strong holding power without the need to pre-drill. Install with a standard screw gun and a 3/8 in. hex-drive bit (not included). They are ideal for fastening thicker gauge metal-to-metal applications such as heating, ventilation and air conditioning.|Provides secure metal to metal fastening without the need to pre-drill and reduces cam-outs for high performance drive surfaces and recess|Precise point designed to drill, tap and fasten all in 1 motion|High performance drive surfaces reduce cam-outs to penetrate surface the first time for easy installation|Zinc plated finish protects the job's appearance|No tool slippage even with older sockets and worn bits|No pre-drilling is necessary|Highly versatile|Common project applications: roofing, HVAC, steel stud framing, gutters and register vents