Features & benefits
Different front designs for various rock formations
Longer service life
Improved hole straightness
Lowest cost per meter drilled
R32 51mm thread button bit is used for tunneling and underground mining,which is very cost effective when compared to other famous brand. Our R32 button bit made with high quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.
According to different drilling application, we have different design to meet customers with good quality and good price .
Specification of Button Bit
Thread | Diameter range | Skirt Design | Face Design | Button Design |
---|---|---|---|---|
R22 | 35 - 45mm | Normal | Flat Face | Hemispherical |
R25 | 33 - 57mm | Normal | Flat Face | Hemispherical |
R28 | 36 - 51mm | Normal | Flat Face | Hemispherical |
R32 | 41 - 89mm | Normal | Flat Face | Hemispherical |
R35 | 48 - 51mm | Normal | Flat Face | Hemispherical |
R38 | 64 - 102mm | Normal | Flat Face | Hemispherical |
T38 | 57 - 102mm | Normal | Flat Face | Hemispherical |
T45 | 70 - 127mm | Normal | Flat Face | Hemispherical |
T51 | 76 - 140mm | Normal | Flat Face | Hemispherical |
T60 | 89 - 140mm | Normal | Flat Face | Hemispherical |
ST58 | 89 - 140mm | Normal | Flat Face | Hemispherical |
GT60 | 93 - 140mm | Normal | Flat Face | Hemispherical |
ST68 | 102 - 152mm | Normal | Flat Face | Hemispherical |