Tube-Lok Fastener comes with below features:

• The original "Fish Hook" roofing nail
• Design flexibility of a 1" head, 2" head, or a 3" head with the addition of a rupture disc
• Installed with hand hammer, pole hammer, or the Simplex Tube-Lok® fastening tool
• Sharp chisel point to allow for smooth entry
• The most affordable in its class
• Hi-carbon steel nail provides additional pull out resistance
• Round head will not puncture roof membrane

Uses:

• Base sheet fastener
• Metal batten, flat, & standing seam fastener
• Roof insulation fastener
• Asphalt shingle fastener
• Tile shingle fastener
• Aluminum shingle fastener
• Recovery board fastener
• Slate shingle fastener