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Stairs and Risers
High-hardness point and lead threads for drilling and tapping
Serrations on underside of hex washer head lock against the fixture
6X1 5/8 Phillips Recess Bugle Head Coarse Thread Drywall Screw Zinc Yellow
6-17X7/16 Phillips Pan Head Serrated Fine Drywall Framing Screw Black Oxide
1/4-20 x 2-13/16 Elco Bi-Flex / Phillips / Flat Head / 18-8 Stainless / Stalgard / QTY 1000 Stairs and RisersBi Flex structural screws are bi metal self drilling tapping screws that provide the corrosion resistance of 300 series stainless steel and the efficiency of drill screws. Bi Flex screws are suitable for use in both steel and aluminum. Features & Specs High strength, ductility and reliability Higher corrosion resistance compared with carbon steel and 410 series stainless steel fasteners 18 8 stainless compatible with pressure treated lumber Immune to
US$ 157.50
US$ 22.00
US$ 164.50
