Type T4PF flat head Tek 4 winged drill point screws are designed for attaching plywood and sheathing to heavy gauge metal. NanoGard exterior grade coating improves corrosion resistance. Performance range is lumber (1/4 to 1") to 16 gauge steel to .210 steel.
- Flat head
- No. 3 Phillips recess
- #4 Winged drill point
- Coating: NanoGard
- Bit: ZP3 (No. 3 Phillips)