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Johnson Tools 1/2 Gas, M14 Thread Shank Diamond Core Drill Bit for Wet and Dry Granite & Marble
Specification:
Diameter: 6-50 mm
Thread: M14, 1/2 gas, 5/8"-11 Thread
Segment type: Crown segment or normal segment
Application: Core drilling applications of stone, including granite, marble, sandstone, limestone, and so on. Use application with core drilling machines and hand drills.
Production strictly according to customer requirements.
Size could be customized.
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PRODUCT ADVANTAGES
Our customer service team is a dedicated, hard-working group specially selected for their enthusiasm and commitment to providing excellent customer service. They offer advice, answer any queries.
Core Bit Type:
Premium grade for fast drilling and extended product life.
Connection Type:
Available with M14 and 5/8”-11 shaft connections.
Customization:
Production strictly follows customer requirements, and the size can be customized.
Usage:
Suitable for core drilling machines and hand drills.
PRODUCT parameter
| Diameter（mm） | Segment Height（mm） | Seg. No. | Diameter（mm） | Segment Height（mm） | Seg. No. |
| 6 | ￠6x1.5x8 | C type | 55 | 24x3x10 | 5 |
| 8 | ￠8x2x8 | 60 | 20x3x10 | 6 | |
| 10 | ￠10x2.0x10 | C type or continue | 65 | 24x3x10 | 6 |
| 12 | ￠12x2.5x10 | 70 | 20x3x10 | 7 | |
| 14 | ￠14x2.5x10 | 75 | 24x3x10 | 7 | |
| 16 | ￠16x2.5x10 | Continue | 80 | 20x3x10 | 8 |
| 18 | ￠18x2.5x10 | 85 | 24x3x10 | 8 | |
| 20 | ￠20x2.5x10 | 90 | 20x3x10 | 9 | |
| 25 | ￠25x2.5x10 | 95 | 24x3x10 | 9 | |
| 30 | ￠30x3x10 | 100 | 24x3.5x10 | 9 | |
| 32 | ￠32x3x10 | 115 | 24x3.5x10 | 10 | |
| 35 | ￠35x3x10 | 120 | 24x3.5x10 | 10 | |
| 38 | ￠38x3x10 | 130 | 24x3.5x10 | 11 | |
| 40 | 20x3x10 | 4 | 140 | 24x3.5x10 | 12 |
| 45 | 24x3x10 | 4 | 150 | 24x3.5x10 | 12 |
| 50 | 20x3x10 | 5 | - | - | - |
product usage
Core Drilling for Thinner Stone Applications:
- Core drilling thinner applications of stone, including granite, marble, sandstone, limestone, and so on.
- Premium grade core bits that deliver fast drilling speed and extend product life.
- Use application with core drilling machines and hand drills.
- Production strictly according to customer requirements.
- Size could be customized.
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Produces and exports diamond tools for the stone processing and construction industries to countries around the world.
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Factory Address
Tuqiao Industrial Park, Jiangning District, Nanjing, Jiangsu, China
Sales dept. Address
No.11009, Building 8, K-Land Manhattan Square, No.5 Weihua Road, SIP, Suzhou, Jiangsu, China 21500