gundrilling machine,good quality This machine is specialized in deep hole drilling purpose with properties of high efficiency, high accuracy and high automation.   It adopts external-chip removing method (gun drill method).Through one continues drilling, it can instead...

gundrilling machine,good quality This machine is specialized in deep hole drilling purpose with properties of high efficiency, high accuracy and high automation.   It adopts external-chip removing method (gun drill method).Through one continues drilling, it can instead...

deep hole drilling machine,good quality This machine is specialized in deep hole drilling purpose with properties of high efficiency, high accuracy and high automation.   It adopts external-chip removing method (gun drill method).Through one continues drilling, it can...

deep hole drilling machine,good quality This machine is specialized in deep hole drilling purpose with properties of high efficiency, high accuracy and high automation.   It adopts external-chip removing method (gun drill method).Through one continues drilling, it can...

deep hole boring machine,good quality This machine is specialized in deep hole drilling purpose with properties of high efficiency, high accuracy and high automation.   It adopts external-chip removing method (gun drill method).Through one continues drilling, it can...

deephole boring machine,good quality This machine is specialized in deep hole drilling purpose with properties of high efficiency, high accuracy and high automation.   It adopts external-chip removing method (gun drill method).Through one continues drilling, it can...