Product Lines
Trilobular Screw
1
Indented Hex. Washer Trilobular Screw
IHW 1/4-20×1"-△
2
Pan Head (Phillips) Trilobular Screw
P (+) #10-24×1/2-△
3
Flat Head (Phillips) Trilobular Screw
F (+) 1/4-20×3/4-△