Description

34mm cemented tungsten carbide taper button drill bits for hard rock drilling

Product Name: Button bit

Material: made by high quality alloy steel bar and tungsten carbide, through heat treatment.

Body type: normal type and retrac type.

Thread type: R22, R25, R28, R32, R38, T38, T45, T51, ST58, ST68, GT60

Diameter: 32~152mm

Button bit shape: spherical and ballistic

Face shape: flat shape and drop-center shape.

Name: Button bit

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