Drywall screws, Phillips modified truss head, Piercing point, Zinc plated steel

Modified truss head drywall screw

Drywall screw diameter is measured on the outside of the threads.

Modified truss head self piercing drywall screw diameter

Diameter and Thread count

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Fits a standard 1/4" bit holder. Designed for use with drywall screws. The tips of these bits are narrower than those of standard phillips bits.

Fits a standard 1/4" quick change bit holder. Designed for use with drywall screws. The tips of these bits are narrower than those of standard phillips bits.