Bestlink GT60 Retrac Button Bit for Driling Holes
Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
(1)Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60
(2)Diameter: 38-127mm.
OEM and ODM--- We can design and manufacture according to customers's samples or drawings of the Bit Dia., No. Of air/water holes, carbide button shape and the face shape.
Super Quality--- Our button bit is made with high quality of best 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.
Global Reputation--- The taper drill bit is widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. Our clients
Are all over the world, like Germany, Spain, Italy, Russia, Japan, India, Australia, Mexico, Colombia, Brazil,
Chile, South Africa...Etc. We have very good reputation worldwide!
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...
| Specifications |
| The technical parameter of Normal-type Thread button bits |
|
| Thread Type |
dia |
tip size(mm) |
flushing holes |
weight (kg) |
| mm |
gauge |
front |
side |
front |
| R25 R28 |
32 |
3*8 |
1*8 |
1 |
1 |
0.3 |
| 33 |
5*8 |
2*7 |
2 |
1 |
0.3 |
| 35 |
5*8 |
2*7 |
2 |
1 |
0.4 |
| 38 |
5*8 |
2*8 |
2 |
1 |
0.5 |
| 38 |
5*9 |
2*7 |
2 |
1 |
0.5 |
| 41 |
5*9 |
2*8 |
2 |
1 |
0.6 |
| 42 |
5*9 |
2*8 |
2 |
1 |
0.6 |
| 43 |
5*9 |
2*9 |
2 |
1 |
0.6 |
| 43 |
5*9 |
2*8 |
2 |
1 |
0.6 |
| 45 |
5*9 |
2*9 |
2 |
1 |
0.7 |
| 48 |
5*10 |
2*9 |
2 |
1 |
0.78 |
| 51 |
5*11 |
2*10 |
2 |
1 |
1.1 |
| 57 |
5*12 |
2*10 |
2 |
1 |
1.3 |
| R32 |
41 |
4*9 |
2*8 |
1 |
1 |
0.54 |
| 43 |
4*9 |
2*9 |
1 |
1 |
0.55 |
| 45 |
4*10 |
2*9 |
1 |
1 |
0.6 |
| Thread Type |
dia |
tip size(mm) |
flushing holes |
weight (kg) |
| mm |
gauge |
front |
side |
front |
| T38 |
57 |
5*11 |
3*10 |
1 |
1 |
1.6 |
| 64 |
5*12 |
3*11 |
1 |
1 |
1.6 |
| 76 |
5*14 |
3*12 |
1 |
2 |
2.4 |
| T45 |
70 |
6*11 |
4*10 |
0 |
2 |
2.4 |
| 76 |
6*13 |
4*10 |
0 |
2 |
2.6 |
| 89 |
8*12 |
5*12 |
2 |
2 |
4.5 |
| 102 |
8*13 |
6*12 |
2 |
2 |
5 |
| 115 |
8*14 |
6*13 |
2 |
2 |
6.8 |
| T51 |
89 |
8*12 |
5*12 |
2 |
2 |
4.9 |
| 102 |
8*13 |
6*12 |
2 |
2 |
5.8 |
| 115 |
8*14 |
6*13 |
2 |
2 |
6.8 |
| 127 |
8*14 |
6*14 |
2 |
2 |
7. |
Audited Supplier 
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