three blade carbide drag drill bit API standard

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US $40-90 / Pieces | 5 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Hunan, China (Mainland)
Brand Name:
Model Number:
Diamond, Diamond
Well Drilling
Collect The Deep Rock Core
Processing Type:
Stell body
Machine Type:
Drilling tools
Packaging & Delivery
Lead Time :
Product Description
API standard

carbide drill bit,three blade carbide drill bit,three blade carbide drag drill bit, three blade carbide drag bit.

Our Advantage
1.high efficient fast penetration

2.Long using life

3. reasonable price service and fast delivery

5. more than 20years manufacturing experiance

Product discription

Standard three wings/blades step drag Bit, diamond drag bit

The Drag Bits can penetrate softer formations such as stiff clays and mudstones very quickly. Usually used for construction or other site investigation projects. It has two types, Step Type and Chevron Type.
we can offer different size , 2 blade, 3 blade or 4 blade,we can design the special size per customers' requirements, usually below spec can be availbe:

4.1/2", 4.3/4", 5.1/8", 5.5/8", 5.7/8", 6.1/4", 6.3/4", 6.5/8" 7.3/8" 9.7/8", 11.1/2" etc. TC Drag bits are also avaiable.

Non standard also can be offered as your need.

we can make drill bit base on your detail requirement

Detailed Images
Our Company

Hunan Jincheng Tools Manufacturing Co., Ltd. is a company specialized in the production of synthetic diamond tools. Our company is located in Linli Industrial Park, Hunan Province, covering 20,000 square meters. Our main products are Jincheng brand diamond geological drill bits and diamond saw blade segments.

Our company will take the idea of "improve diamond application value, promote the progress and development of tool industry" as own duty, insist on "market-oriented", take reputation as our life and take the quality as the fundamental. We will continue to develop new technologies and new products, strictly conducting total quality control, and providing customers with high-quality products with a strong sense of responsibility

We are sure in the same quality, our price will be the best; with the same price, our quality will be the best.


Q1. What is your terms of packing?
A: Generally, we pack our goods in wooden box with foam. 
we can pack the goods in your branded boxes after getting confirmation

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages
before you pay the balance.

Q3. What is your terms of delivery?

Q4. How about your delivery time?
A: Generally, it will take 10 to 15 days after receiving your advance deposit. The specific delivery time depends
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.