bitstock

基本解釋

A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.
鉆頭曲柄、鉆柄或鉆床之上用于鉆孔的尖頭工具
a pointed and threaded tool for drilling and boring that is secured in a brace,bitstock,or drill press
曲柄、鉆柄或鉆床之上用于鉆孔的尖頭工具
the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press
鉆機(jī)的切割部分；通常是尖頭的有螺旋狀圖案并且可以更換，用在鉆柱鉆柄或鉆床上
"a pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press."
曲柄、鉆柄或鉆床之上用于鉆孔的尖頭工具。
the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press.
鉆機(jī)的切割部分；通常是尖頭的有螺旋狀圖案并且可以更換，用在鉆柱鉆柄或鉆床上。