| 1. | Hexagon head screws - product grades a and b
六角头螺钉.产品等级a和b级 |
| 2. | Light - duty hexagon head screw plugs
六角头螺旋塞.轻型，圆柱螺纹 |
| 3. | Hexagon head screws - product grade c
六角头螺钉.产品等级c级 |
| 4. | Hexagon head screws with captive washer
带锁紧垫圈的六角螺钉 |
| 5. | Hexagon head bolts and hexagon head screws
六角头螺栓和螺钉 |
| 6. | Hexagon head screws in titanium alloy
Tc16钛合金六角头螺钉 |
| 7. | Hexagon head screws - product grade c
六角头螺钉. c级产品 |
| 8. | Hexagon - duty hexagon head screw plugs
六角负荷六角头螺塞 |
| 9. | Hexagon head screw plugs - with retaining pin and bleeding hole
带台阶和外六角锁紧螺钉.锁紧头和排放孔 |
| 10. | Hexagon head screws - product grade c iso 4018 : 1999 ; german version en iso 4018 : 2000
六角头螺钉.产品等级c |
