| ROOFING SCREWS |
| MATERIAL: | CARBON STEEL, STAINLESS STEEL | |
| DIAMETER: | #6~#17 OR M3.5~M6.3 | |
| LENGTH: | 3/8~8” OR 9.5mm~200mm | |
| STANDARD: | IFI, DIN, JIS, BS |
| HEAD TYPE: | HEX WASHER HEAD, HEX FLANGE HEAD |
THREAD TYPE: |
TYPE A, TYPE BSD, TYPE CSD, TWO LEVEL THREAD, W/WING |
ASSEMBLING: |
STEEL BONDED WASHER, STAINLESS STEEL BONDED WASHER, PVC WASHER, STAINLESS STEEL HEX CAP, UMBRELLA TYPE WASHER, NYLON CAP. |
 |
|
