Hexagon socket head cap screws with countersunk head screws like.
角紧顶螺钉固定在底座上。
The socket head wrench is particularly applicable to socket head cap screws with smaller size and smaller moment.
本实用新型特别适用于尺寸较小，所需力矩不太大的内六角螺钉。
The socket head wrench has the advantages that one wrench can be used for two socket head cap screws with difference sizes, thus reducing the number of the wrench;
本实用新型的优点是：一个扳手可用于两种尺寸不同的内六角螺钉，从而减少了扳手数量；
Different types of products include high strength bolts, hex bolts, hex socket head cap screws, foundation bolts, stud bolts, U bolts, bolts for electric power steel tower, bolts for oil well, etc.
高强度螺栓、钢结构螺栓、外六角螺栓、内六角螺栓、地角螺栓、双头螺栓、U型螺栓和电力铁塔螺栓、油井上用的各种专用螺栓。
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.
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.
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。
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