DescriptionKEENTOOL offers different size of diamond core drill for drilling granite, marble, concrete and wall. With years of research and application of diamond core drill bits, we are pride of being able to offer high performance diamond core drill for different drilling use.
When order core drill bits, please kindly inform the followings:
1). Diameter of the core drill
2). Specification of segments for core drill bits
3). The length of the core drill
4). The size and types of screw of joint
5). For what drilling use(granite, marble, concrete etc)
6). Other special requirements ( if any)
Technical Data| Diameter | Segment Dimensions | Segment nos. | Length | Thread | Remarks |
| Inch | mm |
| 1 | 25 | 16×3.3×10 | 3 | 350mm | 1-1/4"-7 UNC | Laser welding |
| 1 1/4 | 32 | 16×3.3×10 | 4 | 350mm | 1-1/4"-7 UNC |
| 1 1/2 | 38 | 20x3.3x10 | 4 | 350mm | 1-1/4"-7 UNC |
| 1 3/4 | 44 | 20x3.5x10 | 5 | 350mm | 1-1/4"-7 UNC |
| 2 | 51 | 20x3.5x10 | 6 | 350mm | 1-1/4"-7 UNC |
| 2 1/2 | 64 | 20x3.5x10 | 8 | 350mm | 1-1/4"-7 UNC |
| 3 | 76 | 20x3.5x10 | 9 | 350mm | 1-1/4"-7 UNC |
| 3 1/2 | 89 | 20x3.5x10 | 10 | 350mm | 1-1/4"-7 UNC |
| 4 | 102 | 20x3.8x10 | 12 | 350mm | 1-1/4"-7 UNC |
| 4 1/2 | 114 | 20x4.2x10 | 13 | 350mm | 1-1/4"-7 UNC |
| 5 | 127 | 20x4.2x10 | 15 | 350mm | 1-1/4"-7 UNC |
| 5 1/2 | 140 | 24x4.2x10 | 14 | 350mm | 1-1/4"-7 UNC |
| 6 | 152 | 24x4.5x10 | 15 | 350mm | 1-1/4"-7 UNC |
| 7 | 178 | 24x4.5x10 | 17 | 350mm | 1-1/4"-7 UNC |
| 8 | 203 | 24x4.5x10 | 18 | 350mm | 1-1/4"-7 UNC |
| 9 | 229 | 24x5x10 | 19 | 350mm | 1-1/4"-7 UNC |
| 10 | 254 | 24x5x10 | 20 | 350mm | 1-1/4"-7 UNC |
| 12 | 305 | 24x5.5x10 | 20 | 350mm | 1-1/4"-7 UNC | Silver welding |
| 14 | 356 | 24x535x10 | | | |
Packaging & Shipping: Packaging: Carton with water proof plastic.
Delivery time: In 15 days after receipt of payment
Our Services:1. Diamond Wire Cutting Operation Training and Guidance
2. Full Consulting Service and Turnkey Solutions for the Stone Quarry
Always at your service!
Quanzhou Keen Diamond Tool Co., Ltd is one of the leading manufacturer of series machinery and diamond tools for natural stone quarry, processing and civil construction work, which has very good presentation in Europe, North&South America, Southern Africa, Middle East and Asian.
We are committed to professional total solution and package supply for natural stone quarry and controlled demolition of civil construction:
1. For stone Quarry:
Package supply of quarry machinery and consumables for quarries of granite, marble, sandstone, limestone, travertine and slate, such as Wire saw machine, DTH Drill, block trimming wire saw, diamond wire, generators and air compressors etc.
Consultant service for project evaluation, quarry development and mining construction
Consultant and marketing service for block distribution
2. For stone Factory:
Total solution and package supply of machinery and diamond tools for stone cutting, profiling, drilling and polishing, such as block cutting machine, bridge circular saw machine, bridge eage cutting machine, static stationary wire saw machine; Diamodn wire, diamond blade, diamond segments, diamond core drill, diamond fickert, diamond cup wheels and diamond polishing tools etc.
3. For civil construction:
Total solution and consult service for wire cutting of civil construction like old buildings, bridge, dams, highway, rail way, steel structure and underwater cutting of kinds of pipes.
Package supply of machinery, diamond wire and other consumables for wire cutting of civil construction
Diamond blade for cutting concrete, reinforced concrete and asphalt
Diamond Core Drills for concrete reinforced concrete, wall and asphalt
Diamond polisher for polishing of concrete floor, wall and blocks
The core values of our company is to create value for customers, provide opportunities for staff and make benefits for the society. Our principle for business is customer-oriented and quality first. Keen looks forward to cooperating with you.
