Point-to-point systems are suitable for hole-machining operations such as drilling, countersinking, counterboring, reaming,Boring, and tapping.

点位系统适用于钻、、扩、铰、镗、攻丝等加工。

A locking device and a reverse counterboring tool bar are designed, their structure and working principle are introduced.

设计了种锁紧装置和反刀杆，介绍了原理。

Our products including End Mills, Machine Taps, Reamers, Center drills, Counterbore, Countersinks, Core drills, HSS tool bits and milling cutters.

直柄、锥柄铣刀、丝锥、中心钻、倒角刀、扩钻、铰刀、锥钻、直钻及各类高速钢刀具。