1/2" x 18" Simpson SDS-Plus Concrete Drill Bit, Carbide Tip, Pkg 1 16 Gauge 20 Degree T-Head Finish Nails Their blue Climaseal® coating helps

Their blue Climaseal® coating helps protect against rust

Type 17 point - allows quick starts and reduces the need for pre-drilling

The Maxi Roofjack Square EPDM Pipe Flashing Boot in Gray is the ultimate choice for sealing pipe penetrations on metal roofs

the Crack-Pac Flex-H2O can also be used on dry cracks if you wet the surface area first

the screw continues cleanly into the steel without interference or damage to the threads

1/2" x 18" Simpson SDS-Plus Concrete Drill Bit, Carbide Tip, Pkg 1 16 Gauge 20 Degree T-Head Finish Nails Their blue Climaseal® coating helpsStrong Tie SDS Plus masonry drill bits feature a durable carbide tip and are designed for use in concrete, brick and block applications. California Residents: WARNING