This Hillman Tap N' Seal self-piercing screw fastens metal roofing and siding to wood framing in pole barns and similar metal-building applications. The pointed end pierces metal and wood without pre-drilling, while the flexible washer seals the fastened joint against moisture. Supplied in a bulk keg for large jobs.

• #10 x 2-1/4" self-piercing pole barn / sheeter screw
• Hex washer head
• Pointed end cuts quickly through metal and wood, no pilot hole needed
• Flexible washer seals out moisture
• Zinc plated finish
• Coarse threads for extra holding power
• Fastens metal to wood and fiberglass to wood