High Quality Extensions of Diamond Core Bits

• Customized: Customized
• Usage: Drilling
• Efrfective Length: 300~450mm
• Kind: Diamond Drill
• Transport Package: Common Packing or Customized Packing
• Specification: Europe standard EN 13236: 2001
• Trademark: OEM and ODM
• Origin: Wuhan, Hubei Province, China
• HS Code: 82071910
• Production Capacity: 20000/Month

Product Description

Thread: 1-1/4"thread, 'A'Rod, BSP R1/2", 5/8"etc.
Other threads are available upon request.
Length: 200mm\250mm\300mm\400mm\500mm.
Other lengths are available upon request.

1. Thinner diamond segment and thinner tube wall can easily reduce the resistance and increase the drilling speed (compare with the assembly type)
2. Provide 20% higher cutting performance, particularly in difficult operating conditions.
3. Very fast cutting speed and low cutting pressure.
4. Different connection end for different drilling machine.
5. Especially effective in drilling through reinforced concrete.





WUHAN WAN BANG LASER DIAMOND TOOLS CO., a dynamic company, driven by a team of experienced Doctor and Master specialized in powder metallurgy and laser welding technology, was established in 1999.
As a leading manufacturer in professional diamond tools, Wan bang specialized in producing and developing all kinds of diamond tools, which have wide range of applications in architecture, stone process, decoration and highway project, etc.
As a ISO9001: 2000 certified company, Wan bang has very strict quality control system, all products exported to the U. S. A., Germany, UK and many other countries, and enjoy very good reputations in the mainstream market.

Diameter		Segment		Grade		Cutting materials
inch	MM	Size(MM)	No.
1"	Φ 25.4	ring*10		professional		Concrete
1.5"	Φ 38	ring*10		professional		Concrete
2"	Φ 50.8	22*3*10	5	professional		Concrete
2.5"	Φ 64	24*3*10	6	professional		Concrete
3"	Φ 76	24*3.5*10	7	professional		Concrete
3.5"	Φ 89	24*3.5*10	8	professional		Concrete
4"	Φ 101	24*3.5*10	9	professional		Concrete
4.5"	Φ 115	24*3.5*10	10	professional		Concrete
5"	Φ 125	24*3.5*10	11	professional		Concrete
5.5"	Φ 140	24*3.5*10	11	professional		Concrete
6"	Φ 152.4	24*4.0*10	12	professional		Concrete
6.5"	Φ165	24*4.0*10	14	professional		Concrete
7"	Φ178	24*4.0*10	13	professional		Concrete
8"	Φ203	24*4.0*10	15	professional		Concrete
9"	Φ228	24*4.5*10	16	professional		Concrete
10"	Φ254	24*4.5*10	17	professional		Concrete
12"	Φ305	24*5*10	21	professional		Concrete
14"	Φ355	24*5*10	23	professional		Concrete