Roofing Screw:Hex washer head, hex flange washer head.
| Material | Carbon Steel, Stainless Steel. |
|---|---|
| Diameter | #10 ~ #14 ( M4.8 ~ M6.3) |
| Length | 3/4 ~ 3" (19mm ~ 75mm) |
| Head Type | Ind. Hex. Washer Head. |
| Point | #1, #2, #3, #4, #5 |
| Thread Type | BK, CK |
| Finish | Plain, Zinc Plated, Mechanical Zinc, Ruspert Coating, Painting color per customers’ request. |