bitstock

bitstock

1. angular bitstock

弯把手摇钻

2. a pointed and threaded tool for drilling and boring that is secured in a brace,bitstock,or drill press

曲柄、钻柄或钻床之上用于钻孔的尖头工具

3. "a pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press."

曲柄、钻柄或钻床之上用于钻孔的尖头工具。

4. usually pointed and threaded and is replaceable in a brace or bitstock or drill press.

通常是尖头的有螺旋状图案并且可以更换，用在钻柱钻柄或钻床上。

5. A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.

钻头曲柄、钻柄或钻床之上用于钻孔的尖头工具

6. the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press

钻机的切割部分；通常是尖头的有螺旋状图案并且可以更换，用在钻柱钻柄或钻床上

7. the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press .

钻机的切割部分；通常是尖头的有螺旋状图案并且可以更换，用在钻柱钻柄或钻床上。