carriage bolt

同根派生

Round head low square neck carriage bolts.
半圆头低方颈螺栓。
Carriage bolt (coach bolt): Has a domed or countersunk head, and the shank is topped by a short square section under the head.
马车螺栓（螺栓教练）：有一个圆顶或沉头，而小腿是由简短根据头方节突破。
Carriage bolt (coach bolt): Has a domed or countersunk head, and the shank is topped by a short square section under the head.The square section grips into ...
一个常见的用法是让一个埋头螺栓或螺钉头， ... 沉头螺丝按照统一螺纹标准往往有一个 ...
Our most competitive products contains Hex bolt, Hex stock set bolt, Hex flang bolt, Carriage bolt, T bolt, U bolt, Machine screw, Auto screw, Threaded rod, and non-standard fasteners.
六角头螺栓，内六角紧定螺丝，六角头法兰面螺栓，马车螺栓，T型栓，U型栓，汽车螺丝，牙条和特种非标准件等。
black mild steel carriage bolt and nut
黑铁马车螺丝闩