75mm 3 Inch Drill Down The Hole Rock Button Bits / Cobalt Drill Bits

75mm 3 inch drill down the hole rock button drill bits / cobalt drill bits

1. Description

A). 3 inch Low Air Pressure DTH Drill Hammer bit cir70-75mm is very popular and widely used in international well drilling field.3" DTH Drill Hammer cir70 drill holes from 75mm to 77mm.Matched drilling bits:cir70-75.

B). 3",4",5",6",10",12" High Pressure DTH Air Drill Hammers and various matched drill bits also available.We offer high air pressure DTH hammer size from 3" to 12"(Φ71mm-Φ275mm),

C).DTH hammers perform good in drilling well of diameter from 85mm to 600mm, especially excellent in deep hole well drilling works.
D) Different designing makes DTH drill hammers are suitable for various well drilling conditions.

2. Drill bit parameters

3. Application

Mining, quarry, road building, well hole drilling, blasting, landslide prevention, dam reinforcement, anchoring, geothermal, hydrology, etc.

4. Our services:

A. Offer different types drill tools respectively according hardness of stone or soil features;

B. Experienced and professional working teams supports and technical specific advice

C. Inquiry response within 24 hours on receipt of it.

D. High quality products and reasonable price,sample can be offered

E. Official partner of Express company of DHL,UPS,TNT,FEDX.

F. All strictly according to the contract and fulfill the obligations and responsibilities

Jinzhou City Shitan Machinery Equipment CO. LTD.  is a professional production and

processing company for core drilling rigs, crawler drilling rigs, various track chassis, various

types of mud pumps, various track transport vehicles, etc. It is one of the outstanding

manufacturers of similar products in North China. Strong technical force. The modern productiona

equipment and complete testing means are specialized in the development, manufacture and

marketing of drilling rigs.

To ensure the quality and stability of the machine, we use the most advanced production and testing

equipment, Made from high quality materials, with fashion and compact design, that keeps our drilling

rigs more efficiency and with low failure rate, more economic and durable, and with a high comprehensive

cost performance. Our water drilling rigs have received the real market validation as the majority of our

customer’s positive feedback.

The company's main products are rigs: XY-1, XY-1A, XY-1B, GK-180, GK-200, DPP-100 and other series

of drilling rigs: gearbox assemblies and gyro assemblies for various rigs, Winch assembly, reducer assembly,

pump assembly. Drilling tools: sedimentary pipe joints, casing joints, casing couplings, drill pipe joints, casing

core pipes, lifters, automatic drop hammers, earth borrowers, standard penetrations, forks, lock joints, alloy drill

bits Hundreds of drilling tools, such as steel sand drill bits, core pipe joints, drill pipe pliers, and casing pliers.

Jinzhou City Shitan Mechinery Equipment CO. LTD. has a complete and scientific quality management

system. The integrity, strength and product quality of Jinzhou Stone Exploration Machinery Co., Ltd. have been

recognized by the industry. Welcome friends from all walks of life come to visit, guide and negotiate business!