冲击钻 meaning in English

churn drilling
impact drill
percussion drilling
reciprocating drill
shot bit
string

Hammer drilling ; connecting tap for hammer drilling support
冲击钻.冲击钻支座用连接锤头
Should i give him a punch ? - in not capable of handling all the
我该给他个冲击钻吗？不能解决所有
Rock drilling ; flush drills ; drill rod profiles , shanks and tapers
凿岩.冲击钻.钻杆截面.钻柄和锥度
- should i give him a punch ? - in not capable of handling all the
我该给他个冲击钻吗？不能解决所有
Hydraulic pressure percussion drill
液压冲击钻

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