Shop T38 Mining Threaded Cross Bits CNC Milling Drill Bits 3 Inch (89mm) directly from our factory. High-quality and durable. Get them now for efficient drilling operations.
Rock Drilling, Underground Mining, Quarry, Blasting, etc
Name
Tungstern Carbide Threaded Button Rock Drill Bits
T38
Drill Bit
Bit Dia.
NO x Button x Dia.
Flushing Hole
Weight
mm
inch
Front
Gauge
Angle
Front
Side
（KG）
spherical Buttons
64
2 1/2
3x11
6x12
35°
3
1.8
64
2 1/2
4x10,1x10
8x10
40°
2
1.6
64
2 1/2
3x10,1x10
6x11
35°
3
1.7
70
2 3/4
4x11
8x11
40°
2
1.9
70
2 3/4
4x10,1x10
8x11
30°
4
1.9
70
2 3/4
3x10,1x10
6x12
35°
3
1.8
76
3
4x11
8x11
40°
2
2.4
76
3
5x11
8x13
35°
2
1
2.4
76
3
3x11,1x11
6x12
35°
3
1
2.6
76
3
4x11,1x11
8x12
35°
4
2.6
76
3
4x11,1x11
8x11
40°
4
2.6
89
3 1/2
4x13
8x13
40°
2
3.3
89
3 1/2
5x13
8x13
35°
2
3.3
89
3 1/2
6x11
8x12
35°
2
3.3
89
3 1/2
3x11,2x11
6x12
35°
3
1
3.3
89
3 1/2
4x11,1x11
8x13
35°
4
3.3
89
3 1/2
4x13,1x13
8x13
35°
4
3.3
Parabolic Buttons
64
2 1/2
3x11
6x12
35°
3
1.8
64
2 1/2
4x10
8x10
40°
2
1.6
64
2 1/2
3x10,1x10
6x11
35°
3
1.7
70
2 3/4
4x11
8x11
40°
2
1.9
70
2 3/4
3x10,1x10
6x12
35°
3
1.9
76
3
4x11
8x11
40°
2
2.4
76
3
5x11
8x13
35°
2
1
2.4
76
3
3x11,1x11
6x13
35°
3
1
2.6
76
3
4x11,1x11
8x12
35°
4
2.6
76
3
4x11,1x11
8x11
40°
4
2.6
89
3 1/2
5x13
8x13
35°
2
3.3
89
3 1/2
6x11
8x12
35°
2
3.3
89
3 1/2
3x11,1x11
6x13
35°
3
1
3.3
89
3 1/2
4x11,1x11
8x13
35°
4
3.3
89
3 1/2
4x13,1x13
8x13
35°
4
3.3
Drill Roll
Length
Dimaeter
Weight
mm
inch
mm
inch
（KG）
1220
4'
39
1 1/2
10.2
1525
5'
39
1 1/2
12.8
1830
6'
39
1 1/2
15.3
2435
8'
39
1 1/2
20.4
3050
10'
39
1 1/2
25.5
3660
12'
39
1 1/2
30.9
3965
13'
39
1 1/2
33.2
4270
14'
39
1 1/2
35.7
4880
16
39
1 1/2
41
5530
18'11/2''
39
1 1/2
46.3
6095
20'
39
1 1/2
50.9
915
3'
39
1 1/2
10.7
1220
4'
39
1 1/2
13.3
1525
5'
39
1 1/2
15.8
1830
6'
39
1 1/2
18.3
3050
10'
39
1 1/2
28.5
3660
12'
39
1 1/2
33.6
4270
14'
39
1 1/2
38.7
4880
16'
39
1 1/2
43.7
5530
18'11/2''
39
1 1/2
49.2
6095
20'
39
1 1/2
53.9
1220
4'
32
1 1/4
8.6
1830
6'
32
1 1/4
12.6
2435
8'
32
1 1/4
16.6
3050
10'
32
1 1/4
20.8
3660
12'
32
1 1/4
24.9
3050
10'
46
1 3/4
25.7
3660
12'
46
1 3/4
30.9
1830
6'
46
1 3/4
23.5
3050
10'
46
1 3/4
37.2
3660
12'
46
1 3/4
44
4270
14'
46
1 3/4
50.9
4880
16'
46
1 3/4
57.7
5530
18'11/2''
46
1 3/4
65
6095
20'
46
1 3/4
71.3
Coupling
Length
Dimaeter
Weight
mm
inch
mm
inch
（KG）
190
7 1/2
55
2 1/6
2.1
Minimum Order Quantity
N/A
Price
Packaging Details
Standard Export Delivery Package
Delivery Time
7days
Payment Terms
T/T
Supply Ability
Based on Detailed Order
T38 Mining Threaded Cross Bits CNC Milling Drill Bits 3 Inch 89mmDescription Cross type bit with steel inserts using H25 thread system. It has a slow penetration rate but it produces a very straight drill hole. • Steel inserts• Widely used in dimensional stone industry, drifting and tunneling Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength alloy steel Processing: CNC milling and proprietary heat treatment process Type: T38 X-type Bit
