Secure attachments may be made to the framing member with the use of hardened, toothed, slotted nuts which engage the inturned edges and provide superior strength. Pre-Galvanized Zinc Plated has a continuous slot with inturned edges. The pregalvanized zinc coating conforms to a G ...Secure attachments may be made to the framing member with the use of hardened, toothed, slotted nuts which engage the inturned edges and provide superior strength.
Pre-Galvanized Zinc Plated has a continuous slot with inturned edges. The pregalvanized zinc coating conforms to a G-90 thickness designation per ASTM A653. The zinc thickness is .75 MIL or .45 oz./sq.
ft. of surface area.