Changsha Chaojingang machinery manufacturing CO., Ltd
Super Diamond, The more use, the more efficient!
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124mm-138mm RC Drill Bit PR40 Corrosion Resistance With Fast Penetration Rate
The Reverse Circulation line of hammers are used in a wide range of drilling rigs in various geological formations. They are preferred by on-site geologists for their high percentage of uncontaminated sampling; their fast penetration rates; and their trouble-free, low-cost, and long life performance. The pride of workmanship and outstanding engineering make these hammers a superior value. Excellent dependability, service, and support.
RC hammers and bits are used in hole drilling in mines, hydrology and water well, geothermal well, geothermal air conditioning well, geologic exploration, complicated gravel stratum, etc
Especial suitable for complicated formation (Formation loose, difficult to drilling and unstable of hole wall), exhausting for deep hole, environment protection.
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.
Product specifications: PR40 RC Bits
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight(kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 124 | 4 7/8 | 8x14 | 8x13 | 35 | 2 | 122 | 14.3 | PR40-124 |
| 127 | 5 | 8x14 | 8x14 | 35 | 2 | 125 | 14.7 | PR40-127 |
| 133 | 5 1/4 | 8x16 | 10x14 | 35 | 2 | 131 | 15.2 | PR40-133 |
| 138 | 5 7/16 | 8x16 | 6X16+3X14 | 35 | 2 | 136 | 15.8 | PR40-138 |
Shank can be available:
Specification:
1). 4'' RC Bits:Diameter (104mm-127mm); Shank type: RE004/RE004R;
RE542
2). 5'' RC Bits:Diameter(113mm-146mm) ; Shank type: RE543,RE545,RE547;PR40,PR52,PR54; MX5456
3). 6'' RC Bits: Diameter(152-190mm); Shank type: RC62/RC62R;
4). 8'' RC Bits: Diameter(190-250mm); Shank type: RC82/RC82R;
5). 10'' RC Bits: Diameter(250-370mm); Shank type: RC100/RC100R.
Other size can be upon to customer's requirements
We can also provide related products DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
FAQ
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Within 10 days supplied from stock
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Sale Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused by our product quality