1.Three- piece diamond core drill introduction
| Manufacturing |
Brazing |
| Diameter range |
25mm-500mm |
| Segment height |
10mm, segment shape can be customized |
| Working length |
450mm, OEM working length accept |
| Application |
wet drilling concrete, reinforced concrete structures, fast drilling with reasonable lifespan |
| Advantage |
Long drilling, you can add steel tube to achieve any length drilling job |
2.Specification
| Item No. |
Diameter |
Core Bit Length |
Steel Tube Length |
Adapter Length |
Total Length |
Barrel Thickness |
| CTCD02509 |
1" |
50mm |
300mm |
100mm |
420mm |
2.6mm |
| CTCD03209 |
1-1/4" |
55mm |
300mm |
100mm |
415mm |
2.6mm |
| CTCD03809 |
1-1/2" |
65mm |
300mm |
100mm |
405mm |
2.6mm |
| CTCD05109 |
2" |
65mm |
300mm |
100mm |
405mm |
2.6mm |
| CTCD06209 |
2-1/2" |
70mm |
300mm |
100mm |
410mm |
2.6mm |
| CTCD07509 |
3" |
70mm |
300mm |
100mm |
410mm |
2.6mm |
| CTCD08809 |
3-1/2" |
70mm |
300mm |
100mm |
410mm |
2.6mm |
| CTCD10809 |
4" |
100mm |
300mm |
100mm |
440mm |
3.0mm |
| CTCD12609 |
5" |
120mm |
300mm |
100mm |
460mm |
3.0mm |
| CTCD15809 |
6" |
120mm |
300mm |
100mm |
460mm |
3.0mm |
| CTCD17809 |
7" |
120mm |
300mm |
100mm |
460mm |
3.0mm |
| CTCD20309 |
8" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD22809 |
9" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD25209 |
10" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD30009 |
12" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD35009 |
14" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD40009 |
16" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD45009 |
18" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
| CTCD50009 |
20" |
120mm |
300mm |
100mm |
460mm |
4.0mm |
3.Features
Manufacturer technology: laser welded
Suitable: wet drilling concrete, reinforced concrete, masonary with superior efficiency.
Advantage: very good sharpness achieve fast drilling, especially very fast when cutting steels meanwhile, wet core drill have resonable lifespan
4.Quality control&Test
5.Delivery time&Packing
2 weeks for samples after order confirmed.
3 weeks for batch order after payment confirmed.
6.Corediam introduction
Corediam Tools Co., Ltd., as a high-tech enterprise, concentrates on researching & developing manufacturing and marketing diamond tools industry. We have the most extensive, innovative and powerful range of diamond tools for construction, stone and DIY markets. Corediam strives to be the leading professional supplier in the world through technology innovation.
Audited Supplier 
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