内六角圆柱头螺钉 Hexagon socket head cap screws ; hexagon socket cap screws ; socket head cap screws ; Hexagon socket cap head screws
内六角圆柱头轴肩螺钉 Hexagon socket head shoulder screws
内六角圆柱头螺栓 HEXAGON SOCKET HEAD SCREWS
内六角圆柱头机械螺钉 HEX SOCKET HEAD CAP SCREW
内六角花形圆柱头螺钉 Hexalobular socket head cap screws
包括低压头，半圆头及平头螺丝以及特殊内六角圆柱头螺钉如排空，钻孔头，自锁，等等。
Includes Low Head, Button Head, and Flat Head Screws, as well as special Socket Cap Screws such as Vented, Drilled Head, Self-Locking, and more.
听听圆柱头内六角螺栓内六角扳手大小有时提到wiMwi 跟随由大小在工具或插口of，即wiM6wi ，固然这可能与切实的准则用途混杂；
Hexagon wrench size is sometimes referred to "M" followed by the size of the tool or socket that is "M6" even though this may be mistaken with the precise criteria for use;
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