China Wholesale Pneumatic Rock Drill Bits Supplier – R28 (1 1/8 “) bit thread – LYNE
China Wholesale Pneumatic Rock Drill Bits Supplier – R28 (1 1/8 “) bit thread – LYNE Detail:
R28 (1 1/8 “) bit threa
Bits |
Diameter |
Buttons,mm |
Angle |
Flushing hole |
Weight approx kg |
Part No. |
||||||
mm |
in |
Front No Size |
Gauge No Size |
Type |
Front |
Gauge |
||||||
Button bit | ||||||||||||
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38 |
1 1/2” |
2×7 |
5×9 |
|
30º |
1 |
1 |
0.60 |
1431-38R28-27/59-45-41 |
||
38 |
1 1/2” |
2×7 |
5×9 |
|
35º |
1 |
1 |
0.60 |
1431-38R28-27/59-45-41 |
|||
41 |
1 5/8” |
2×8 |
5×9 |
|
35º |
1 |
1 |
0.70 |
1431-41R28-28/59-45-41 |
|||
43 |
1 11/16” |
2×8 |
5×10 |
|
30º |
1 |
1 |
0.70 |
1431-43R28-28/510-45-41 |
|||
Cross bit | ||||||||||||
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38 |
1 1/2” |
- |
- |
- |
- |
1 |
2 |
0.60 |
1221-38R28-12/8-42-23 |
||
41 |
1 5/8” |
- |
- |
- |
- |
1 |
2 |
0.70 |
1221-41R28-12/8-42-23 |
|||
Reaming bit, 6º taper | ||||||||||||
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64 |
2 1/3” |
4×8 |
8×9 |
|
25º |
- |
- |
0.90 |
1441-646-48/89-45-51 |
||
76 |
3” |
4×10 |
8×10 |
|
30º |
- |
- |
1.30 |
1441-766-410/810-45-51 |
|||
89 |
3 1/2” |
4×11 |
8×11 |
|
30º |
- |
- |
1.70 |
1441-896-411/811-45-51 |
|||
Pilot adapter, 6º taper,R28 thread | ||||||||||||
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26 |
1 1/32” |
- |
- |
- |
- |
- |
- |
1.30 |
1442-26R28-15/8-45-23 |
Rods |
Length |
Diameter |
Weight approx kg |
Part No. |
||||
mm |
Ft/in |
mm |
inch |
|||||
Drifter rod,R32-Hex28-R28 | ||||||||
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2400 |
7'10/2” |
28 |
1 1/8” |
12.3 |
21H28—R28/R32-2400-23 |
||
2750 |
9'1/4” |
28 |
1 1/8” |
14.1 |
21H28—R28/R32-2750-23 |
|||
3090 |
10'15/8” |
28 |
1 1/8” |
15.8 |
21H28—R28/R32-3090-23 |
|||
3700 |
12'15/8” |
28 |
1 1/8” |
18.9 |
21H28—R28/R32-3700-23 |
|||
4310 |
14'15/8” |
28 |
1 1/8” |
22.0 |
21H28—R28/R32-4310-23 |
|||
Coupling sleeve | ||||||||
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R32 |
150 |
5 7/8” |
44 |
1 23/32” |
1.0 |
31-R32-44-150-23 |
|
Thread Button Bit
Thread Button Bits: High quality and several thread with various carbide tips like YK05 are available. All products can be developed upon customers’ request.
Prodrill supply all kind of button bits with Rope thread R22, R25, R28, R32, R35, R38 and T thread, T38, T45, T51, ST58, ST68, T60 etc. for world famous brand drill rig.
Main button bits is:
R32-43MM, R32-45MM, R32-51, R32-64, R32-76;
T38-64, T38-76MM, T38-89, T38-102MM;
T45-76MM, T45-89MM, T45-102MM;
T51-89MM, T51-102MM, T51-127MM etc.
all face design, flat face, drop-center face, normal body and retrac body.
Product detail pictures:

Related Product Guide:
Our company promises all buyers of the first-class products and solutions as well as most satisfying post-sale support. We warmly welcome our regular and new shoppers to join us for China Wholesale Pneumatic Rock Drill Bits Supplier – R28 (1 1/8 “) bit thread – LYNE , The product will supply to all over the world, such as: Japan, Lahore, Turkey, Our mission is "Provide Products with Reliable Quality and Reasonable Prices". We welcome customers from every corner of the world to contact us for future business relationships and achieving mutual success!

The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
