300mm Quarry Drilling DTH Hammer Hole Opener Drill Bit

Features

1. Strict quality assurance and compensation system.
2. The flushing effect is good, ensuring high drilling speed.
3. Reliable quality, long service life, and little damage during use.

Product parameters

Used in

It is mainly used for geological prospecting, coal mines, water conservancy and hydropower, highways, railways, bridges, buildings, etc.

Introduction

The reaming diameter of DTH hole drill bits ranges from 130mm to 660mm (5 1/8" to 26"). The tool holder design is suitable for most popular DTH hammers and is manufactured in a variety of configuration styles to meet each special On-site drilling requirements. Only the best steel is used in the production of the hole opener, which will allow you to drill holes all the time, and with them, you will always know that it is produced according to the quality you expect. In addition, you can design new hole drill bits with you to maximize performance under ground conditions you encounter in your work when necessary.

Advantages

1. HD series DTH hammer is designed according to the latest rock drilling principle and has a special internal structure, which can provide maximum energy for the drill bit, fast drilling speed and low gas consumption.

2. Because the multi-head thread connects the chuck and the hydraulic cylinder, it is easy to remove the drill bit from the hydraulic hammer.

3. Interchangeable with downhole drill bit and drill pipe.

Pic Show

Our service

1. Pre-sale service:

Acting as a good advisor and assistant to clients enables them to obtain a generous return on investment. 1. Choose Device model. 2. Design and manufacture products according to customers' special requirements; 3. Train technical personnel client.

2. Services during the sale:

1. Check and accept the product in advance before delivery.

• Help customers draft solutions.

3. After-sale services:

Provide considerate services to minimize customer worries.

1. Perfect after-sales service, professional engineers can repair the machine at home or overseas.

2. Provide 24-hour technical support via email.

3. Other basic technical services.

We are factory direct sales, large inventory, fast delivery and high quality.