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Maxdrill top hammer drilling tools MT60 102MM Retrac button bit rock tools

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    2019-10-12 · Top Hammer Drilling Tools for Bench Drilling. Bit Diameter: 92mm-127mm Button bit design: Flat face, drop center, normal and retrac body. Tungsten carbide (Buttons): Spherical, ballistic and conical. Applications: Bench, production We have different designs for various rock formations, and a longer service life to decrease use costs for users.

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