SFS TDA-S-D16 Metal Self-Drilling Screw Bi-Met, Dome Head, 304 Stainless - #12 x 1" (250 Pack) 70000271 Made from a single piece

Made from a single piece of pre-coated galvanized steel

5x17mm Hex Bolts and M8 Flange nuts will be required and may be purchased separately

Designed for professionals who install large quantities of blind rivets

with an adjustable backstop for bending depths up to 31-1/2"

while the fixed 3" panel leg remains unhemmed

SFS TDA-S-D16 Metal Self-Drilling Screw Bi-Met, Dome Head, 304 Stainless - #12 x 1" (250 Pack) 70000271 Made from a single pieceThe SFS TDA S D16 is a premium full 304 stainless steel facade panel screw engineered for attaching fiber cement, HPL, composite, and other cladding panels to aluminum and steel substructures. Its dual thread design delivers strong fastening performance across a wide range of substrate thicknesses while providing long term corrosion resistance. Featuring a low profile 16 mm dome head with a T25W drive, the TDA S D16 provides a clean architectural