thread drilling bit from China T38 dia76mm
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 pc
- Supply Capability:
- 10000 pc/month
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We are specialized in rock drilling tools,such as taper button bit, thread button bit, Integral drill rod, DTH bit, DTH hammer, Air leg rock drill, Excavator Mounted rock driling and splitter, expansive mortar.
Product:
Thread Button Bits: High quality and several thread with various carbide tips like YK05 are available. All products can be developed upon customers' request. Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year, Offers industry-leading strength and penetration rates for more productivity, Excellent straightness and hole clean quality, Get max. drilling performance for rock drills with long life to save up fuel cost rate.
Description of button bit:
Our company supply all kind of button bits with Rope thread
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.more
Specification of button bit:
Thread | Diameter range | Skirt Design | Face Design | Button Design |
R22 | 35 – 45mm | Normal | Flat Face | Hemispherical |
R25 | 33 – 57mm | Normal | Flat Face | Hemispherical |
R28 | 36 – 51mm | Normal | Flat Face | Hemispherical |
R32 | 41 – 89mm | Normal | Flat Face | Hemispherical |
R35 | 48 – 51mm | Normal | Flat Face | Hemispherical |
R38 | 64 – 102mm | Normal | Flat Face | Hemispherical |
T38 | 57 – 102mm | Normal | Flat Face | Hemispherical |
T45 | 70 – 127mm | Normal | Flat Face | Hemispherical |
T51 | 76 – 140mm | Normal | Flat Face | Hemispherical |
T60 | 89 – 140mm | Normal | Flat Face | Hemispherical |
ST58 | 89 – 140mm | Normal | Flat Face | Hemispherical |
GT60 | 93 – 140mm | Normal | Flat Face | Hemispherical |
ST68 | 102 – 152mm | Normal | Flat Face | Hemispherical |
Company Profile:
CNBM is the largest state-owned enterprise in China building material & equipment industry. Up until October of 2011, our total assets exceeded RMB 190 billion, with 130,000 employees and over 300 subordinate companies. In the year 2012, we are ranked as No. 365 in World Top 500 Enterprises by Fortune, and No. 2 in global building materials industry, second only to Saint-Gobain.
FAQ:
1. Q: Can I get some samples?
A: We are honored to offer you samples for quality check.
2. Q: Do you have the products in stock?
A : Yes , We have sample for several models now could supply to you.
3. Q: What’s the delivery time?
A: It usually takes about 25 days to produce an order. But the exact delivery time might be different for different orders or at different time.
4. Q: Can I mix different models in one container?
A: Yes, different models can be mixed in one container, but the quantity of each model should not be less than MOQ.
5. Q: How does your factory do regarding quality control?
A: Quality is priority. Rock drilling tools workers always attach great importance to quality control from the every beginning to the end of the production. Every product will be fully assembled and carefully tested before it's packed for shipment.
6. Q: Will you deliver the right goods as ordered? How can I trust you?
A: Yes, we will. Our company is world top 500, that is the biggest supplier and manufacture in China, having a good reputation around the world.
7. Q: What's the payment you accept ?
A: As usual our payment is T/T, other payment can consider.
As the largest manufacturer and exporter of building materials in China, we avail ourselves of this opportunity to approach you for mutual-beneficial cooperation. If you want to know more, pls contact me freely.
- Q: How are the drills classified?
- The cutting part of flat drill is shovel shaped, simple in structure and low in manufacturing cost. The cutting fluid is easy to be introduced into the hole, but the performance of cutting and chip removal is poor. The structure of flat drill is composed of two types: integral type and assembled type. The integral type is mainly used for drilling 0.03 to 0.5 millimeters in diameter. The assembled flat drill blade can be changed, and can be internally cooled. It is mainly used for drilling large holes with a diameter of 25~500 millimeters.
- Q: Do we need drill bit for cast steel drilling?
- The drill material is usually made of high speed tool steel or carbide, and high speed steel is often used in the factory. When drilling, it will be added coolant according to the different materials and rotating speed.
- Q: What is a square hole drill and can be machined square hole?
- A circular drill can only drill round holes at one time, so that it is necessary to use non-circular curves to perform the wonderful characteristics of a fixed width curve. Non circular curve of constant breadth in the simplest one is leelo triangle.
- Q: Tap with 5 taps. How many drills are drilled?
- Calculation formula:The workpiece is a brittle material (cast iron, bronze, etc.): the bore diameter is D=d- (1.04 to 1.08) tThe workpiece is made of plastic material (steel, copper, etc.): bore diameter is D=d-tD: nominal diameter of thread, t: pitch, unit: mm
- Q: How big bits are used for expansion bolts?
- Know the expansion bolt diameter, can find out the tube diameter; the borehole diameter is slightly greater than the diameter of expansion pipe can be used, and expansion pipe of the same diameter aperture is slightly larger than the drill out tube diameter.
- Q: The drill marked difference with hammer marks
- When the adjusting knob is pointing to the side of the tool is a hammer, impact drill function. The impact function used in wall drilling, drilling alone for wood, metal, and other drilling books
- Q: What is the difference between cobalt titanium alloy drill
- Alloy refers to two or more than two kinds of gold content are mixed together to form metal,
- Q: How big is the drill bit for the 7mm hole?
- If the big point is OK, use 6.5 bit to drill a hole, and then use 7 bit reaming, we can get 7.0-7.1 hole, directly use 7 bit drilling, the hole error is the biggest. Hope to be helpful to you, please adopt.
- Q: 304 stainless steel material generally what kind of drill material processing?
- Because of the difference in the chemical composition of the two, and make their corrosion resistance is different, ordinary stainless steel is generally not resistant to chemical medium corrosion, and acid resistant steel are generally stainless steel.
- Q: The whole alloy drill often breaks
- Drilling with carbide drills is the most afraid of bit feed instability, vibration and pulsation, which is the most likely to break the drill bit. If the drilling is not guaranteed, the cemented carbide bit can be used instead. The body of this drill is made of tool steel material, but only hard alloy material is inserted in the cutting part. The drill will not break the drill even when it is drilling.
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thread drilling bit from China T38 dia76mm
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 pc
- Supply Capability:
- 10000 pc/month
OKorder Service Pledge
OKorder Financial Service
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