Ningbo Haitian Fastener Industry Co., LTD.
A professional manufacturer for screws, bolts and nuts.

Screws > Tapping screw, Concrete Screw
- Flat/torx or pozi drive, Concrete Screws, C1018 or C1022 + Harden
- Finish: ZY

| Item | Spec. | DIN | U.Weight /Mpcs |
| 1 | 7.5 x 52 (TX 30) | RN0195 | 12.8 |
| 2 | 7.5 x 72 (TX 30) | RN0195 | 14.8 |
| 3 | 7.5 x 92 (TX 30) | RN0195 | 18.8 |
| 4 | 7.5 x 112 (TX 30) | RN0195 | 22.7 |
| 5 | 7.5 x 132 (TX 30) | RN0195 | 26.8 |
| 6 | 7.5 x 152 (TX 30) | RN0195 | 30.8 |
| 7 | 7.5 x 182 (TX 30) | RN0195 | 36.8 |
| 8 | 7.5 x 92 (TX 25) | RN0196 | 18.8 |
| 9 | 7.5 x 112 (TX 25) | RN0196 | 22.7 |
| 10 | 7.5 x 132 (TX 25) | RN0196 | 26.8 |
| 11 | 7.5 x 152 (TX 25) | RN0196 | 30.8 |
| 12 | 7.5 x 182 (TX 25) | RN0196 | 36.8 |