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ZRQ110A-CIR90 series drill bit technical parameters

Model

Edge teeth

Middle tooth

Head structure

Number of exhaust holes

Number of splines

Weight kg

With impactor

ZRQ110-A

6-Φ14Z

4-Φ12Z

Convex surface

3

6

4.8

ZRC3.5-CIR90

ZRC3.5A-CIR90

3-Φ13Z

Model features: ZRQ110-A drill bit is a conventional low wind pressure 110 drill bit, which is matched with ZRC3.5-CIR90,

ZRC3.5A-CIR90, CIR90 and other impactors.