Products / TRUFAST #15 EHD Roofing Fastener

The TRUFAST #15 EHD Fastener is a heavy-duty self-drilling roofing screw for lap attachment to corrugated steel (18 to 22 ga.) and wood substrates in higher wind uplift roof assemblies, with a #2 double flute point and a tapered entry thread that TRUFAST says gives exceptional back-out resistance. It is made of heat-treated SAE C1022 steel with a Tru-Kote epoxy e-coat in black or white and is listed in 17 lengths from 2 in. to 24 in. The product page lists FM Global, Miami-Dade County, State of Florida #4500 and CE approvals.