| 1. | Reduced hexagon bolts , short thread tolerance p6 光杆公差带p6 .短螺纹小六角头螺栓 |
| 2. | . square and hex bolts and screws inch series ; addenda 方头和六角头螺栓和螺钉 |
| 3. | Bolt , hexagonal head , close tolerance , short thread 短螺纹紧公差六角头螺栓 |
| 4. | Bolt , hexagonal head , threaded to head . iso thread 全螺纹六角头螺栓. iso螺纹 |
| 5. | Hexagon head bolts with fine pitch thread - full thread 六角头螺栓细牙全螺纹 |
| 6. | Fasteners - counterbores for hexagon bolts and nuts 六角头螺栓和六角螺母用沉孔 |
| 7. | Hexagen bolts , short thread , shank tolerance f9 光杆公差带f9短螺纹六角头螺栓 |
| 8. | En 1665 hexagon bolts with flange . heavy series 带法兰六角头螺栓.重型系列 |
| 9. | Rech hexagon head bolts with split pin hole . sim thread 带开口销孔六角头螺栓. sim螺纹 |
| 10. | Milling cutters - counterbores for hexagon socket head bolts 铣刀.内六角头螺栓用埋头孔 |