Mating screws

Combination truss head mating screw

Combo truss head

Truss heads are wide with a low profile rounded top. Combination drive can be used with either a flat bladed or phillips screw driver.

  • Zinc plated steel
One way truss head serrated mating screw

One way serrated truss head

Truss heads are wide with a low profile rounded top. One way drive is installed with a flat bladed screw driver but cannot be removed without special tools. Serrated heads have angled serrations under the head to prevent loosening.