Home /

R32 76mm Rock Carbide Drill Bits

R32 76mm Rock Carbide Drill Bits

Brand Name:OEM
Certification:ISO,CE
Minimum Order Quantity:1 set
Delivery Time:10-20 days working days
Payment Terms:T/T, L/C, T/T, Western Union
Place of Origin:CHINA
Contact Now

Add to Cart

Verified Supplier
Supplier`s last login times: within 29 hours
Shipping
lt's easy to get a shipping quote! Just click the button below and complete the short form.
Get Shipping Quote
Product Details Company Profile
Product Details

R32 76mm Rock Carbide Drill Bits


Specifications


our dominant drill bits are chisel bits, cross bits, buttons bits, DTH bits

We are a professional company which is specialized in making and researching on drilling equipments as well, and our dominant products are chisel bits, cross bits, buttons bits, DTH bits with high, medium and low air pressure, symmetric drilling tools, eccentric drilling tools, standardized API system casings, bit shanks and casing tubes which are fit for hydraulic drilling equipments.


What is the advantage of our Button Bit ?


1. Material: 100% virgin raw material with submicron grain size;
2. Grade: Various grades for choice;
3. Advanced production equipments and testing equipments
4. Precision Ground and polished;
5. High wear resistance,high hardness and impact toughness;
6. Samples & small orders are acceptable.


What is the Bit Shape Selection of our Button Bit?


Bit Face Shape

Application

Drop Center Bit

For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control.

Concave Face

The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity.

Convex Face

For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons, but poor hole deviation control.

Double Gauge Face

This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressures and good resistance to steel wash step gauge bit.

Flat Face Bit

This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.


Carbide button shape selection:

1. Domed/Round Button

2. Parabolic/Semi-Ballistic Buttons

3. Ballistic Button

4. Sharp Button

5. Flat Button


Thread R32 (1 1/4")

Dimensions D

 

Flushing hole(mm)

 

Buttons(mm)

 

Angle

mm

in

Front No Size

Gauge No Size

Front No Size

Gauge No Size

 

45

1 3/4

1*5.5

2*5.5

2*9

5*11

30°

48

1 7/8

2*6

1*5

2*9

5*11

30°

51

2

2*6

1*5.5

2*10

5*11

30°

43

1 2/3

2*5

2*5

2*8

6*9

30°

45

1 3/4

2*5

2*5

2*9

6*10

30°

48

1 7/8

2*5.5

2*5

2*9

6*10

30°

43

1 2/3

3*4

2*5

3*8

6*10

30°

45

1 3/4

3*5

1*5

3*8

6*10

30°

48

1 7/8

3*5

1*5

3*9

6*10

30°

54

2 1/8

3*6

1*5.5

3*10

6*11

35°

45

1 3/4

3*5

1*5

3*8

6*10

30°

48

1 7/8

3*5

1*5

3*9

6*10

30°

51

2

3*5.5

1*5.5

3*9

6*10

35°

54

2 1/8

3*6

1*5.5

3*10

6*11

35°

57

2 1/4

3*6

1*6

3*10

6*11

35°

64

2 1/2

3*7

1*6

4*10

6*11

35°





China R32 76mm Rock Carbide Drill Bits supplier

R32 76mm Rock Carbide Drill Bits

Inquiry Cart 0