t51 102mm retract thread button bit
USD $10 - $50 /Piece
Min.Order:1 Piece
Huamaoji Heavy Industry Science & Technology (Beijing) Co., Ltd.
t51 102mm retract thread button bit
1. Product Description
1) Thread Types: R25 R28 R32 T38 T45 T51 T60...
2) Alloy steel:42CrMo
3) Suitable carbide tips:YK20
4) Cross bit diameter: 30-127mm
5)Technology:hot-pressing or welding
6) Use: drifting and tunneling, bench drilling
2. Install Bits for Drill Bit Stop
3. Type of Face design
Drop center/Standard skirt | |
Perfect in abrasive formations where there is accelerated button wear or in medium to hard rock when ballistic buttons have tendency to breaker. | |
Drop center/Retrac skirt | |
To be used in medium-hard and fissured rock formations, better hole deviation control. | |
Flat front/Standard skirt | |
To be used in medium-hard and fissured rock formations, better hole deviation control. | |
Flat front/Retrac skirt | |
To be used in the same application as flat front/spherical buttons/standard skirt when you have also create hole. |
4. 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 | |
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 | 7.5 |
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