| 1. | Standard specification for alloy steel socket - head cap screws 合金钢内六角螺钉标准规范 |
| 2. | Hexagon socket head cap screws , fully threaded . iso thread 全螺纹圆柱头内六角螺钉. iso螺纹 |
| 3. | Hexagon head screws with captive washer 带锁紧垫圈的六角螺钉 |
| 4. | Screws , socket head cap metric series 米制系列内六角螺钉 |
| 5. | Hexalobular socket head cap screws 圆头内六角螺钉 |
| 6. | Assembly tools for screws and nuts - hexagon socket screw keys iso 2936 : 2001 螺钉和螺母用装配工具.内六角螺钉扳手 |
| 7. | Screw hexagon socket head cap screw 六角螺钉 |
| 8. | Hexagon socket head cap screws 内六角螺钉 |
| 9. | The parts and units of jigs and fixtures . inner hex screw for plastic fixture 机床夹具零件及部件.塑料夹具用内六角螺钉 |
| 10. | Metric formed hex screws 米制成型六角螺钉 |