Price:Negotiable
Brand:Sinodrills
Quantity:5000

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Sinodrills Button Bit
Tapered button bit:
Tapered button bit diameter: 28mm, 30mm, 32mm, 34mm, 36mm, 40mm, etc.
Tapered bit degree: 4.46 degree, 7 degree, 11 degree, 12 degree, etc;

Threaded button bit:
Button bit diameter: 38mm to 152mm;
Button bit thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, GT60, ST58, ST68, SR32, and SR35;
Button bit face design: flat face, dome face, drop center face;
Button bits carbides style: hemi-spherical (round), Parabolic (semi-ballistic), Ballistic (conical)