Name: Premium diamond core drill bits for hard rock
Brand: KEEN TOOL
Availability: InStock

Product Details

Premium diamond core drill bits for hard rock

Product Description

Quanzhou Keen Diamond Tool Co., Ltd is a professional and competitive manufacturer of kinds of diamond tools, especially in the fields of diamond wires, diamond saw blades, diamond segments, diamond fickert abrasives and diamond core drill bits etc.

KEENTOOL offers different size of diamond core drill bits 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.

Main features of diamond core drill bits

High frequency welding / Laser welding technology for wet/dry drilling application.
Ideal for general purpose drilling, such as concrete, aggregate concrete, reinforced concrete, brick and rocks.
Different thread to fit on core rigs or hand hold core drill machine.
General specifications:

Diameter		Segment Dimensions	Segment Nos.	Length	Thread	Remarks
Inch	mm	Segment Dimensions	Segment Nos.	Length	Thread	Remarks
1	25	16×3.3×10	3	300-500mm	1-1/4"-7 UNC	Brazed/Laser welded
1 1/4	32	16×3.3×10	4	300-500mm	1-1/4"-7 UNC
1 1/2	38	20x3.3x10	4	300-500mm	1-1/4"-7 UNC
1 3/4	44	20x3.5x10	5	300-500mm	1-1/4"-7 UNC
2	51	20x3.5x10	6	300-500mm	1-1/4"-7 UNC
2 1/2	64	20x3.5x10	8	300-500mm	1-1/4"-7 UNC
3	76	20x3.5x10	9	300-500mm	1-1/4"-7 UNC
3 1/2	89	20x3.5x10	10	300-500mm	1-1/4"-7 UNC
4	102	20x3.8x10	12	300-500mm	1-1/4"-7 UNC
4 1/2	114	20x4.2x10	13	300-500mm	1-1/4"-7 UNC
5	127	20x4.2x10	15	300-500mm	1-1/4"-7 UNC
5 1/2	140	24x4.2x10	14	300-500mm	1-1/4"-7 UNC
6	152	24x4.5x10	15	300-500mm	1-1/4"-7 UNC
7	178	24x4.5x10	17	300-500mm	1-1/4"-7 UNC
8	203	24x4.5x10	18	300-500mm	1-1/4"-7 UNC
9	229	24x5x10	19	300-500mm	1-1/4"-7 UNC
10	254	24x5x10	20	300-500mm	1-1/4"-7 UNC
12	305	24x5.5x10	20	300-500mm	1-1/4"-7 UNC

Remarks: Other specification is available as per customer’s requirement.

When order diamond 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)

Company Information

We, Keen Diamond Tool Co. Ltd specialize in development and production of series machinery and diamond tools for stone quarry, processing and civil construction work, especially in the fields of diamond wires, diamond beads, wire saws, DTH drill etc. All of our products have been proved in very competitive performance in USA, Brazil, Mexico, Sweden, Germany, South Africa, Thailand etc.

We, KEEN TOOL is a specialized manufacturer of diamond tools for construction industry with 20 years experience, and we mainly concentrates on series equipments and diamond wires for stone quarry work and construction work in recent 8 years. We monthly produce around 8000 Meters diamond wire and 30 sets quarry equipments now, 80% of them are for export to USA, Brazil, Australia, South Africa, East & West Europe, especially our LQ & ROC series diamond wire for natural stone quarry work, shape cutting and controlled demolition of construction (for concrete, reinforced concrete and steel rebar).

KEENTOOL will be best solution for customers in fields as below:

1. Diamond Wire for stone quarry, blocks trimming and profiling.

2. Diamond Wire for controlled demolition work of construction with structure of concrete, reinforced concrete and steel.

3. Wire Saw Machine with variable speed and step-less tension system for quarry and block cutting.

4. DTH drills with complete Pneumatic system, or Pneumatic & Electrical system for drilling the wire hole.

5. Conventional Diamond Tools for processing stone and other construction materials.

Welcome to visit our website of or http://keentool.en.china.cn to know more about us.