1/4-20 x 4 Elco Dril-Flex / Phillips / Flat Head / Steel / Stalgard / QTY 500 6X3 Phillips Bugle Head Coarse

6X3 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

6X1 3/4 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

8X1 5/8 Phillips Modified Truss Head Fine Thread Drywall Screw Fully Threaded Zinc

Governing Standard: ASME B18

Elco Fab-Lok fasteners are ideal for use in insulated panels

1/4-20 x 4 Elco Dril-Flex / Phillips / Flat Head / Steel / Stalgard / QTY 500 6X3 Phillips Bugle Head CoarseDril Flex Structural Screws are dual heat treated self drilling tapping screws that provide the strength, ductility and resistance to embrittlement required for critical applications. Features & Specs High hardness point and lead threads for drilling and tapping Stalgard and Stalgard SUB Coatings provide improved corrosion resistance as well as enhanced galvanic compatibility in dissimilar metal applications, including those involving aluminum,