Product Description
TEK Screw 20mm 100pcs
Hexagonal flanged head tek screw with self tapping thread and self drilling bit on tip
Specification
- Product type – 20mm Hexagonal head
- Material – mild steel
- Finish – zinc yellow plated
- Diameter – No.12 / 5.5mm
- Head diameter – 5/16″
- Flang diameter – 10.5mm
- Thread length – 11.5mm
- Drill tip length – 8.5mm