Button bits T38-76 golden color drilling for marble and granite stone
Roschen button bits range from taper rock tools, thread rock tools, coal mining tools, golden mine tools, drilling tools.
Button Bits specifications:
1. Tapered button bits (28mm, 30mm 32mm, 34mm, 36mm, 40mm, 42mm, 44mm and so on with different degree taper).
2. Thread Button Bits (33mm, 35mm, 45mm to 89mm, 102mm and so different degree thread for example: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 etc).
3. Retrac Button bits with different thread different diameters.
T45mm, 51mm, 64mm,70mm,76mm,89mm,102mm,115mm, 127mm flat face button bits own following characteristics:
Thread button bit size available: 76mm, 89mm, 102mm;
Thread button bit skirt available: regular skirt; retract skirt;
Thread button bit face available: falt face; drop center face;
Thread button bit button shape available: (hemi) spherical; ballstic; conical.
Roschen T45mm, 51mm, 64mm,70mm,76mm,89mm,102mm,115mm, 127mmseries rock drilling retrac button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring etc.