緊固件解決方案專家
優點：
1、增加防轉性能 2、能夠用於軟膠材質（鋁、塑料等）3、非常小的頭部外露 4、較大的變形力 5、防水（閉口）
尺寸規格：
| d | 厚度 | 孔徑 | 閉口 | ||||||
| e | D | f | B | E | S* | L | L2* | 產品編號 | |
| M3 | 1.00-1.75 | 5 | 1 | 7 | 1.1 | S=3.2-e | 8.8 | 6 | 2331 703 0175 |
| 1.75-2.50 | 5 | 1.2 | 7 | 1.3 | S=4.0-e | 9.6 | 6 | 2331 703 0250 | |
| 2.50-3.25 | 5 | 1.2 | 7 | 1.3 | S=4.7-e | 10.4 | 6 | 2331 703 0325 | |
| M4 | 1.00-1.75 | 6 | 1 | 8 | 1.1 | S=3.2-e | 9.2 | 6.3 | 2331 704 0175 |
| 1.75-2.50 | 6 | 1.2 | 8 | 1.3 | S=4.0-e | 10 | 6.3 | 2331 704 0250 | |
| 2.50-3.25 | 6 | 1.2 | 8 | 1.3 | S=4.7-e | 10.8 | 6.3 | 2331 704 0325 | |
| M5 | 1.00-2.00 | 7 | 1 | 9 | 1.1 | S=4.0-e | 11.6 | 8.5 | 2331 705 0200 |
| 2.00-3.00 | 7 | 1.4 | 9 | 1.5 | S=5.0-e | 12.7 | 8.5 | 2331 705 0300 | |
| 3.00-4.00 | 7 | 1.4 | 9 | 1.5 | S=6.0-e | 13.8 | 8.5 | 2331 705 0400 | |
| 4.00-5.00 | 7 | 1.4 | 9 | 1.5 | S=7.0-e | 14.9 | 8.5 | 2331 705 0500 | |
| M6 | 1.50-3.00 | 9 | 1.2 | 11 | 1.3 | S=5.0-e | 15 | 10 | 2331 706 0300 |
| 3.00-4.50 | 9 | 1.5 | 11 | 1.6 | S=6.5-e | 16.6 | 10 | 2331 706 0450 | |
| 4.50-6.00 | 9 | 1.5 | 11 | 1.6 | S=8.0-e | 18.2 | 10 | 2331 706 0600 | |
| 6.00-7.50 | 9 | 1.5 | 11 | 1.6 | S=9.5-e | 19.8 | 10 | 2331 706 0750 | |
| M8 | 1.50-3.00 | 11 | 1.4 | 13 | 1.5 | S=6.0-e | 16.5 | 11.5 | 2331 708 0300 |
| 3.00-4.50 | 11 | 2 | 14 | 2.1 | S=7.5-e | 18.1 | 11.5 | 2331 708 0450 | |
| 4.50-6.00 | 11 | 2 | 14 | 2.1 | S=9.0-e | 19.7 | 11.5 | 2331 708 0600 | |
| 6.00-7.50 | 11 | 2 | 14 | 2.1 | S=10.5-e | 21.3 | 11.5 | 2331 708 0750 | |
| M10 | 1.50-3.00 | 13 | 1.4 | 15 | 1.5 | S=6.0-e | 20.4 | 15 | 2331 710 0300 |
| 3.00-4.50 | 13 | 2 | 16 | 2.1 | S=7.5-e | 22 | 15 | 2331 710 0450 | |
| 4.50-6.00 | 13 | 2 | 16 | 2.1 | S=9.0-e | 23.6 | 15 | 2331 710 0600 | |
