Hemispherical bit thread button bit from China R32 T38

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Tianjin
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20 pc
Supply Capability:
10000 pc/month

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Product Description:

 

We are specialized in rock drilling toolssuch 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. 

Hemispherical bit thread button bit from China R32 T38

 

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
Drop Centre

Hemispherical
Ballistic

R25

33 – 57mm

Normal

Flat Face
Drop Centre

Hemispherical
Ballistic

R28

36 – 51mm

Normal

Flat Face
Drop Centre

Hemispherical
Ballistic

R32

41 – 89mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

R35

48 – 51mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

R38

64 – 102mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T38

57 – 102mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T45

70 – 127mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T51

76 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T60

89 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

ST58

89 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

GT60

93 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

ST68

102 – 152mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

 

Hemispherical bit thread button bit from China R32 T38

Hemispherical bit thread button bit from China R32 T38

 

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.

Hemispherical bit thread button bit from China R32 T38

Hemispherical bit thread button bit from China R32 T38

Hemispherical bit thread button bit from China R32 T38

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.

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Q:How to remove the electric clock bit
The outer part of the drill joint is provided with a plastic sleeve, and one hand pushes the plastic sleeve inward, and the other hand holds the drill bit to pull out the drill bit.
Q:What size of drill should we use to drill 10 holes?
Use Phi 10 bit. Use drill chuck quality is good (without obvious shaking) electric drill hole, no margin problem.
Q:Is there a standard for drilling errors due to machine tool shaking?
Is the drill drill a positive or negative deviation, or is it bigger or smaller?. Bit wear is not serious, the drilled hole is a positive deviation. If the drill is used for a long time, the ligament is worn badly and the drill is worn out too, and the hole drilled is a negative deviation
Q:How much bit should we use to punch the M5 hole? Tapping with Duodasi attack? Why use 8.3 drill bit in the hole of M10? How do you know how big it is to punch and tap?
The drill diameter (i.e. threaded hole diameter) = diameter of screw - pitch
Q:What do you use for drilling walls?
You want to drill the wall can be used with drill impact drill bit iron. If you don't like the iron hammer can buy the drill bit, the difference between the head with Ukraine ladle head. The head with a shaped yellow color of that. You must push the drill to drill in and you too. Big words can not clamp any drill, below 8 may, if you drill is imported can hold 10mm. Do not go to buy a hammer that bit because it does not fit your electric drill.If you drill is also can be installed if the electric hammer drill, drill the domestic only below 8, imports 10.
Q:What size drills are we going to use to drill the holes in the M7 and with the larger twist drills?
The common thread M7 second series, not commonly used, the coarse thread pitch according to the national standard of 1mm, therefore, the bottom of the thread holes at the 6mm, actually should be: the bottom hole diameter of =7-1.06p, where p is the pitch, calculated 5.94mm, underport with 6mm drill bit, not too bad. After drilling, tap with M7 tap.
Q:Grinding the drill bit, how can grinding, and the method of quick crash is what ah?
Deviation angle of drill shaft." Here is the relation between the axis of the drill bit and the surface of the wheel. "Frontal angle", that is, the top angle of 118 degrees + 2O half, about 60 degrees, this position is very important, directly affect the drill point size and the main cutting edge shape and cross blade edge angle. Often. One and two refers to the relative position of the drill before sharpening, and the two should take overall consideration, not to set aside the edge of the knife and ignore the angle of setting or to lay the oblique axis and ignore the blade. These errors are often present in actual operations. At this point, the drill is ready for contact with the wheel in place of the correct position.
Q:What drill is drilled after quenching?
Carbide coated tools can handle around HRC50 of materials, such as Mount Vickers 840, and material 1220.
Q:What is the difference between cobalt titanium alloy drill
A drill is the first part of a drill or hand drill.
Q:Cobalt containing special stainless steel drill bit, 4mm angle, do not move?
What drill, what power, what speed?.Iron and steel complex, hard harder than stainless steel.The drill is to be sharpened.

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