bolt head

基本解释

The design of the bolt head insures that the bolt will not slip or rotate when the rubber is turned.
這種設計確保了在鏇轉橡膠的時候螺栓不會滑動或鏇轉。
The utility model discloses a T-shaped bolt which is composed of a bolt head (1) and a screw rod (2);
本實用新型公開了一種T型螺栓，它由螺栓頭（1）和螺杆（2）搆成；
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Mesh column connection with the use of semi-circular bolt head square neck, with anti-theft rings and washers, to prevent the separation can be artificially demolition.
網片與立柱的連接採用半圓頭方頸螺栓，配以防盜墊圈，能防止隔離柵被人爲地隨意拆卸。