Brief introduction of our factory

Our factory are specialized in gun drilling machine, and relative tools.

We have exported to more than 10 countries abroad, and gained good repuations

on product quality and excellent after-sale service.

Brief Technical Parameters

Adopting internal chip-discharging strategy, which handles diameter from 30mm to 100mm (drilling), our T2120 Series Deep Hole Boring Machine's drilling, boring and rolling functions are applicable to propeller, landing gear and ejection seat; various barrels in military use; heat exchanger pad in power plant; roller in metallic, all rotating parts for gas cylinder, fluid cylinder and spindle; pipes in casting and forging with accuracy of T17, roughness(drilling) of Ra12.5 and roughness(boring) of Ra6.3 as well as roughness(after rolling) of more than Ra 0.4. These Products' Boring Diameter ranges from40mm to 200mm, with maximum length -10m. Our maximum Boring Machine can handle Boring Diameter – 1000mm(T21100)

 Our service

Replying within 8 hours

All documents offered and doubts solved.

Manufacturing termly

One year warranty

Visiting once a year ( the first five years)

For video, please come to our Facebook and Youtube

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Accuracy of deep hole drilling and boring machine:

Drill hole: hole accuracy IT9-IT11, hole roughness: Ra6.3~Ra12.5um.

Rough bore: hole accuracy IT8-IT9, hole roughness: Ra3.2~Ra6.3um.

Fine bore: hole accuracy IT7-IT9, hole roughness: Ra1.6~Ra3.2um.

Rolling and pressing: hole accuracy IT6-IT7, hole roughness: Ra0.4~Ra0.8um.

Hole straightness: every meter less than 0.5mm.

Drill hole range: 30mm~120mm

Bore hole range: 40mm-1200mm (different model)

Drill max depth: 18meters