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- socket head wrench 内六角扳手
- Where possible, screws will be hex socket head cap screws. 只要空间允许,都使用内六角沉头螺丝,其它种类的螺丝,譬如固定螺丝,必须是内六角的。
- Hinges are supplied including 4 hex. socket head screws and washers. 交货时，铰链配有4个内六角头螺丝和垫圈。
- Remove one socket pin head screw (C), three socket head bolts (D) and gear operator cover (E). 拆卸一个灯头钉头螺丝（C），三个套筒头螺栓（D）和齿轮执行机构盖（E）。
- The reason of cracking on the socket head screw is analyzed by means of composition analysis and microstructure tests. 通过对内六角螺钉的成分分析和组织检验,分析了其头部镦断的原因。
- Where possible, screws will be hex socket head cap screws. Other types of screws, such as set screws, will be hex socket. 在入子上的螺丝孔必须沉头，螺丝头必须沉入模具入子下表面/”加上刀口直深，螺丝至少锁入.;倍螺丝直径。
- a wrench shaped like a brace (has a crank-shaped handle) and a socket head. 形似曲柄头（有一个鹤头把手）和套筒扳手头的扳手。
- double square closed single head wrench 套方环形一头固定扳手
- square normal closed double head wrench 四方环形双头扳手
- light type double jaw head wrench 小型双卡头扳手
- double hexgonal S-shaped closed double head wrench 套六角环形两头固定扳手
- double squsre closed single head wrench 套方环形一头固定扳手
- multiple-dimensioned double head wrench 多尺度双头扳手
- double hexagonal closed single head wrench 套六角环形一头固定扳手
- double hexagonal normal closed double head wrench 套六角环形两头固定扳手
- Hex socket head screws with thin head 内六角圆柱头薄头螺钉
- Hexagon socket head cap screws with hole, low 薄型带孔内六角圆柱头螺钉
- Never poke a finger or scissors into an electric socket. 千万不要把手指或剪刀插进电源插座。
- Hexagon socket head cap screws with, reduced head 薄型内六角圆柱头螺钉
- This type of bulb screws into the socket. 这种灯是拧到灯座上的。
