Featuring serrations and 7/16” across flats, NBS’ hex washer head self drilling screw (tek 2) are available in ¼” diameter. All self drilling screws are sourced only from ISO-9001 accredited manufacturers and come with zinc finish.
| NBS Corp. | |
|---|---|
| Product Category | Screws |
| Product Number | SD2RHW02000520Z |
| Product Name | 1/4-20 x 5/8" Hex Washer Head Self Drilling Screw, (Tek 2), Serrated, 7/16" Across Flats, Zinc |
| Head Type | Hexagon Head; Washer Head |
| Material | Steel |
| Finish | Zinc Plated |
