China Professional Manufacturer Concrete Diamond Core Drill Bits
|FOB Price:||US $100-300 / Piece|
|Min. Order:||1 Piece|
|Min. Order||FOB Price|
|1 Piece||US $100-300/ Piece|
|Transport Package:||as Your Requirement|
|Payment Terms:||L/C, T/T, Western Union, Paypal, Money Gram|
- Model NO.: Core Drill Bits
- Certification: AISI
- Type: Core Drill Bit
- Usage: Well Drilling
- Specification: CE
- Customized: Non-Customized
- Length: 100-500mm
- Material: Diamond
- Trademark: HF
- Origin: Henan, China
Hollow drill bit
T.C.T super tungsten carbide inserts
High speed, high efficiency etc.
Rail, bridge, ship, armor plate
Hollow Drill Bit
When you want to drill holes on rail, bridge, ship or armor plate with dynamic equipment surrounding, please use hollow drill bit (magnetic drill bit).
Hollow drill bit, specified as hard alloy and good performance high-speed steel by material structure, has small bulk, light weight, high speed and high efficiency and call directly drill on the inclined plane and half-hole drill and pare along the steel edge.
These are unique characters that common twist drill bits don't own. Hollow drill bit is a series of special drilling and paring implement that designed and fabricated for railway repair and regular maintenance construction.
We are a leading manufacturer of drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Zhengzhou, Henan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.We have more than 50 sets of processing equipment to ensure the quality of our product, which has proved worthy by our client's recognition. And these equipments ensure large production capacity and adequate stock.We have all the small models in stock all year long and the bigger ones ready within 15-30 days.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.
Our products has been authorized and certified by TUV and ISO9001: 2008. We guarantee the quality of the machines for one year after the trial run (excluding the wearing parts), but not exceeding 15 months from the date on which machines leave the factory.