bit shank中文什么意思

钎柄

钎尾

钻坯

钻头的丝扣部分

• bit:    bit1 bite 的过去式及过去分 ...
• shank:    n. 1.胫，小腿；胫骨。 2.(鸟 ...
• square shank bit:    方头钻嘴

百科释义

The bit shank is the side piece or cheekpiece of a curb bit, part of the bridle, used when riding on horses. The bit shank allows leverage to be added to the pressure of the rider's hands on the bit.