#8 X 3" Combo Pan Ab Tapping Screw
Design & Construction
- Accepts both Phillip and Slotted drives.
- Used to “tap” their own mating internal thread when driven into preformed holes in metallic materials.
- Does not require a preformed hole in wood.
- Case hardened so surface has a minimum Rockwell Hardness of C45.
- Manufactured from AISI 1016 Steel.
- All sizes are fully threaded.
- Zinc plated to meet ASTM Specification F1941.
- Screws conform to the dimensions of ASME B18.6.3