Description & Specification
Product Name: | pneumatic rock drilling bit | |||
Types | Tapered chisel bits, Tapered cross bits, Tapered button bits | |||
Application:: | Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling | |||
Feature: | Tapered drill bits connect tapered drill steel of rock drill for drilling holes | |||
Material: | High quality carbide and high quality steel | |||
MOQ: | No requirement for testing and trial order | |||
We can design and manufature according to your requirment of diameter, number air holes and carbide button shape. | ||||
Types of drill bits | Diameter (mm) | Taper Angle (Degree) | Length (mm) | Weight (kg) |
Tapered chisel bits | 20/22/28/30/32/34/36/38/40 | 4 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree | 50/55/60/71/80 | 0.15 - 0.45 |
Tapered cross bits | 24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55 | 50/55/60/71/80 | 0.18 - 0.7 | |
Tapered button bits | 28/29/30/32/33/34/35/36/37/38/40/41/42/45 | 50/55/60/71/80 | 0.2 - 0.5 | |

Why Us, What we can do!
We have a lot more than what is show on the website. Send us an email so we can find out what we can do for you.
1. Same price, Best Quality
We are a manufacturer of drilling machine factory in FuZhou China since 1994, We have been working on our supplier list for 20 years and we can supply most of the parts you need for your rock drilling equipment for a fraction of the price. Same price, Best Quality, You have my word.
2. Quality Assurance
CE,ISO9001
3. What methods of payment are accepted
We currently accept PayPal or Western Union or T/T in advance and Irrevocable LC as a method of payment. We are working towards accepting payment methods in future. Please check with us soon for any further updates. We apologize for any inconvenience caused.
4. Packing
Carton or wooden box.
5. Let's disscuss about the mode of transportation
We can send the goods by sea,by air or by express. Or you can let your agent ship the goods,we can send the goods to your agent. We are based in the FuZhou,China, we have acces to easy shipping all over the world. We already export to Europe, South America and Africa, More than 108 countries.
6. Lead Time
Before you place an order, you can contact our customer service first, if there is in stock, we will send the goods within three days. If there is not in stock, we will send the goods within ten workdays.
7. Take delivery of the goods
When the goods arrive to destination port,we will send the detailed information of our shipping agent to you,they will help you customs clearance.
8. Warranty Services
After you get the goods within one month, if there is any problem with the quality and non-artifical damages, we will provide free wearing parts for you.
9. Returns
offers returns for most items within 30 days of receipt of shipment. Most products sold on follow our general returns policies.
•Email to BuyRockDrill 
•Provide clear pictures of the item, write a brief reason for Return.
•We will solve the Return issue within 7 business days.

About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts since 1978.
2. We have advanced technology and equipment.
3. Our technician has more than 25 year’s professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA,
Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.

Our Services
We have a technical team with 16 engineers developing products and providing after-sale service: 4 of them are senior engineers,and over half of them have the experience of oversea guidance of installation,operation and training.
We also have a sales team with 12 well-trained salespersons to guide you for model choosing,contract making,transportation and after-sale service.
Call me or email me for any questions
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Fuzhou Chenglong Rock Drill Co.,Ltd
TEL:86-0591-87588900
FAX:86-0591-87588900
Mobile Phone:86-13609542864(Miss Tina Yu)
E-MAIL: sales 
Web Site:http://
Send Inquiry to This Supplier
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