Products Description Thread button dril bits are made by high quaty aloy steel bar and
tungsten carbides. Through heat treatment, our driling tools are
tough enough to meet rock drlingdemands and have the least loss of
energy while driling the rocks.Besides,we can design customized
thread buton dillbits according to diferent diling application,
andcustom drill bits are applicable to drill soft rock,
loose-medium rock and hard rock. Rock DrllThread Buton its is suitable forR22,R25,R28, R32, R35,
R38, T38,T45,T51,$T58, T60 rock drilrods .t's widely used for hard
rock dirling
use.
1)Thread connection:R22,R25,R28,R32,R35,R38,T38,T45,T51,ST58,GT60
2) Alloy steel:42CrMo
3)Suitable carbide tips:YK05
4)Technology:hot-pressing or welding
Before Official Order, please confirm below informations:
(1) Thread Type
(2)Standard or Retrac
(3)Bit button shape (tip shape)--Spherical or Ballistic
(4)Bit face shape--Drop Center, Flat Face, Convex, Concave, etc...
Diameter | No.of
buttons | Buttons x button diameter (mm) | Gauge
buttons
angle° | Flushing hole | Weight
аpprox
kg | mm | inch | Gauge | Centre | Side | Centre | BUTTON BITS-Spherical buttons | 95 | 3 3/4 | 13 | 8x14.5 | 4x12,7 1x12.7 | 35° | - | 4 | 6,0 | 102 | 4 | 13 | 8x14.5 | 4x12.7, 1x12.7 | 35° | - | 4 | 6,6 | 102 | 4 | 13 | 8x14,5 | 4x12,7, 1x12.7 | 35° | - | 4 | 6,6 | 115 | 4 1/2 | 14 | 8x15,8 | 4x14,5, 2x14.5 | 35° | - | 4 | 8,9 | 115 | 4 1/2 | 14 | 8x15,8 | 4x14,5, 2x14,5 | 35° | - | 4 | 9,4 | 127 | 5 | 14 | 8x15.8 | 4x15,8, 2x14.5 | 35° | - | 4 | 11,3 | 127 | 5 | 14 | 8x15,8 | 4x15,8, 2x14.5 | 35° | - | 4 | 11,3 | 140 | 5 1/2 | 16 | 8x19.1 | 4x15,8, 4x15,8 | 35° | - | 4 | 15,0 | 140 | 5 1/2 | 16 | 8x19.1 | 4x15,8, 4x15,8 | 35° | - | 4 | 15,0 | 152 | 6 | 16 | 8x19,1 | 4x15,8, 4x15.8 | 35° | - | 4 | 13,1 | 152 | 6 | 16 | 8x19.1 | 4x15,8, 4x15,8 | 35° | - | 4 | 18,1 | BUTTON BITS - Ballistic buttons | 92 | 3 5/8 | 13 | 8x14.5 | 4x12,7 1x12.7 | 35° | - | 4 | 4,7 | 92 | 3 5/8 | 13 | 8x14,5 | 4x12,7, 1x12.7 | 35° | - | 4 | 4,5 | 95 | 3 3/4 | 13 | 8x14.5 | 4x12,7, 1x12,7 | 35° | - | 4 | 5,9 | 102 | 4 | 13 | 8x14.5 | 4x12.7. 1x12,7 | 35° | - | 4 | 6,6 | 115 | 4 1/2 | 14 | 8x15.8 | 4x14,5,2x14.5 | 35° | - | 4 | 9,5 | 127 | 5 | 14 | 8x15.8 | 4x15,8.2x14.5 | 35° | - | 4 | 11,3 | 140 | 5 1/2 | 16 | 8x19.1 | 4x15,8,4x15.8 | 35° | - | 4 | 15,0 |
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