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1. Feature: laser welded/High Frequescy Welded diamond core drill bits. Dry and Wet both diamond core drill bits for choose. Special steel body designed for high effciency, long life and no breaking of segments.
2. Segments Type: Roof segment, Crown Segment, Great Wall Segment, Flat Segment
3. Usage: drilling of Asphalt Concrete road, brick wall, concrete with steel bridge beam, dam etc.
4. Detail Specification:
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Diameter (mm)
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Length (mm)
|
Segment
Dimension (mm)
|
Thread
|
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L
|
W
|
H
|
Teeth No.
(pcs)
|
|
18
|
300/370/450
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16
|
3.5
|
10
|
2
|
1/2 GAS,
1-1/4" UNC, 5/8"-11, M22, M31
|
|
22
|
300/370/450
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16
|
3.5
|
10
|
2
|
|
27
|
300/370/450
|
16
|
3.5
|
10
|
3
|
|
32
|
300/370/450
|
16
|
3.5
|
10
|
3
|
|
36
|
300/370/450
|
16
|
3.5
|
10
|
4
|
|
40
|
300/370/450
|
16
|
3.5
|
10
|
4
|
|
44
|
300/370/450
|
16
|
3.5
|
10
|
4
|
|
47
|
300/370/450
|
16
|
3.5
|
10
|
5
|
|
52
|
300/370/450
|
16
|
3.5
|
10
|
5
|
|
56
|
300/370/450
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16
|
3.5
|
10
|
6
|
|
63
|
300/370/450
|
24
|
3.5
|
10
|
6
|
|
76
|
300/370/450
|
24
|
3.5
|
10
|
7
|
|
83
|
300/370/450
|
24
|
3.5
|
10
|
8
|
|
90
|
300/370/450
|
24
|
3.5
|
10
|
9
|
|
102
|
300/370/450
|
24
|
3.5
|
10
|
9
|
|
108
|
300/370/450
|
24
|
3.5
|
10
|
10
|
|
120
|
300/370/450
|
24
|
3.5
|
10
|
11
|
|
132
|
300/370/450
|
24
|
4
|
10
|
12
|
|
160
|
300/370/450
|
24
|
4
|
10
|
13
|
|
180
|
300/370/450
|
24
|
4
|
10
|
14
|
|
202
|
300/370/450
|
24
|
4.5
|
10
|
16
|
|
254
|
300/370/450
|
24
|
4.5
|
10
|
17
|
|
300
|
300/370/450
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24
|
4.5
|
10
|
18
|
|
350
|
300/370/450
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24
|
4.5
|
10
|
20
|
|
400
|
300/370/450
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24
|
4.5
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10
|
22
|
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450
|
300/370/450
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24
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4.5
|
10
|
23
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500
|
300/370/450
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24
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4.5
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10
|
25
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Other Size are
available upon requested.
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5. More Images of Laser Welded Core Drill Bits:
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