thread drilling bit from China T38 dia89mm for hardness rock
- Ref Price:
-
- 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: Why is the drill angle 118 degrees?
- Standard angle has 118, 120, 130, 135, 140, processing material is different, drill top angle is not the same.
- Q: How do you drill a bit?
- Less grinding, first of all, "do not rub", get the drill, that is, grinding, certainly blind grinding. This is a very important step to lay a solid foundation for grinding the next step only when you put a good position before sharpening. The teacher in the demonstration process, according to the methods and skills of practice summed up in simple formulas form explanation and demonstration, students often listen to understand, to do the normal operation demonstration, step by step action demonstration, slow motion model, so that the students easy to accept. Here the use of four formulas to guide the grinding process. Better effect.
- Q: Woodworking drills, classification, woodworking drills are those categories, the more specific the better
- Because the wood is soft, so in the material above, generally choose easy processing brand S45C.However, some foreign countries use high-speed steel to manufacture woodworking drills in order to improve the tool efficiency.
- Q: What is the material composition of the electric hammer drill?
- Electric hammer drill, mainly adopts the high quality alloy steel, the cutter head adopts Y hard alloy welded.
- Q: Why can an electric drill pinch the drill so tightly?
- There are three teeth drill chuck for clamping with dispersed telescopic drill root thickness (spin disc saw on the spin silk) when rotating clockwise when the wire with the screw like his teeth out and returned to loosen the clamp drill bit
- Q: What kind of drill is drilled by 40Cr heat treatment with hardness above 40 degrees?
- Machining method of high hardness workpieceHigh hardness steel, hard powder metal, super heat resistant alloy and bimetallic material are more and more widely used in industry.
- Q: Why do you always burn drills?
- The drill is so small, but the depth is very shallow, so this speed can be, the knife can be calculated in accordance with the formula, appropriate to adjust the actual situation of cutting. I believe it will help you.
- Q: What bit is hard, not easy to wear and punch?
- The drill is worn and can be grinded by a bit. We are using the Muller's drill and grinding machine. The effect of grinding the drill bit is very good.
- Q: Which material, gb1436 and 6542, has a good drill?
- 6542 is a high speed tool steel.Most of the drilling holes for high-speed processing, so the majority of small drill bit is 6542, this is the must choose.Most drilling holes are low speed processing, and the manufacturing cost is considered, so most of them do not use 6542.GB1436 "straight shank twist drill", this is a standard, is a straight shank twist drill specifications, size, not material.
- Q: Why not hammer drill iron
- Positive function: can make use of a wider range of electric hammer drill, the form is mainly realized through switch or adjust the brush position, usually big tools will be used to adjust the brush position (rotating brush) to achieve the benefits of doing so is easy to operate, effectively inhibit the spark to protect the commutator, prolongs the service life of the motor6, hammer drill double function: both the impact hammer, electric drill and penetration.
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thread drilling bit from China T38 dia89mm for hardness rock
- Ref Price:
-
- 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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