1. For wet core drilling.
2. Premium laser welded diamond segments and High quality silver welding diamond segments for your choose.
3. Sharp segments for faster drilling.
4. 9mm usable depth diamond segments, 10mm total.
5. 1-1/4"UNC female fixing.
6. 450mm barrel length.
Diamond Core Bits For Concrete：
Applications: Ideal for wet coring concrete and Reinforced Concrete. Will also cut through steel bar concrete. 'fast' style laser welded segments give a neat hole and quick drilling performance. Standard 1 1/4"UNC female thread to fit suitable adaptors on hand-held drills or rigs.
Specification：
Diameter(mm) | Segment No.: | Segment Size(mm) |
20 | 2 | 19X3x7 or 9 |
22 | 2 | 20x3x7 or 9 |
25 | 3 | 14x3x7 or 9 |
28 | 3 | 14x3x7 or 9 |
32 | 4 | 16x3x7 or 9 |
38 | 4 | 20x3.2x7 or 9 |
42 | 4 | 20x3.5x7 or 9 |
48 | 4 | 24x3.5x7 or 9 |
52 | 4 | 24x3.5x7 or 9 |
55 | 4 | 24x3.5x7 or 9 |
60 | 5 | 24x3.5x7 or 9 |
65 | 6 | 24x3.5x7 or 9 |
70 | 6 | 24x3.5x7 or 9 |
78 | 6 | 24x3.5x7 or 9 |
83 | 7 | 24x3.5x7 or 9 |
87 | 7 | 24x3.5x7 or 9 |
92 | 8 | 24x3.5x7 or 9 |
102 | 9 | 24x4.0x7 or 9 |
107 | 9 | 24x4.0x7 or 9 |
110 | 9 | 24x4.0x7 or 9 |
120 | 10 | 24x4.0x7 or 9 |
127 | 10 | 24x4.0x7 or 9 |
132 | 10 | 24x4.0x7 or 9 |
140 | 11 | 24x4.0x7 or 9 |
152 | 12 | 24x4.0x7 or 9 |
160 | 12 | 24x4x7 or 9 |
168 | 13 | 24x4x7 or 9 |
180 | 13 | 24x4.5x7 or 9 |
194 | 14 | 24x4.5x7 or 9 |
203 | 14 | 24x4.5x7 or 9 |
212 | 15 | 24x4.5x7 or 9 |
219 | 16 | 24x4.5x7 or 9 |
245 | 18 | 24x4.5x7 or 9 |
273 | 20 | 24x4.5x7 or 9 |
300 | 24 | 24x5.0x7 or 9 |
350 | 26 | 24x5.0x7 or 9 |
400 | 30 | 20x5.0x7 or 9 |
450 | 34 | 20x5.0x7 or 9 |
500 | 36 | 20x5.0x7 or 9 |
550 | 40 | 20x5.0x7 or 9 |
600 | 44 | 20x5.0x7 or 9 |
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