center bit

center bit

美 　英

• un.中心钻
• 网络转柄钻；中心钻头；木工钻头

英汉解释

un.

1. 中心钻

英英解释

n.	1. a drill attachment or tool for boring or cutting that has a pointed projection in the middle and cutters at the sides

例句

solid center bit with two spurs

双翼木工钻头