Specialize in industrial tools and machine tool accessories since 1993


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Trade Terms
Supply Ability
Qingdao or any other main port in China
T/T,L/C,Western Union,Moenygram,Paypal,etc
Packaging Detail
in plastic box
by air or by sea
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Product Details
Want to know more product information? We will provide you with detailed pictures and detailed content of cutting tool in the following section for your reference.Well-chosen in material, fine in workmanship, excellent in quality and favorable in price, PRECO's cutting tool is highly competitive in the domestic and foreign markets.
  • news-PRECO-PRECO-img
Enterprise Strength
  • PRECO is capable of providing customers with high-quality products and thoughtful services relying on the professional service team.
Company Advantages
1. The production of PRECO is based on high packaging and printing standards, combined with traditional methods and modern advanced packaging & printing technology.
2. The product has good thermal stability. It has been sintered under very high temperature, and it has a high melting point.
3. Built with an eco-energy saver, it is energy keeping. It maintains efficient operation only consuming very little energy or power to operate.
4. Qingdao preco imp. & exp. co., ltd. will provide user manual and video to help customers better use .

ANSI Straight Flute Taps      
Size Size Size Size Size
M1.2x0.2 M7x0.5 M15x1.25 M25x1 M40x1.5
M1.2x0.25 M7x0.75 M15x1.5 M25x1.5 M40x2
M1.4x0.2 M7x1 M15x2 M25x2 M40x2.5
M1.4x0.3 M7x1.25 M16x0.5 M25x2.5 M40x3
M1.5x0.35 M8x0.5 M16x0.75 M25x3 M42x1.5
M1.6x0.2 M8x0.75 M16x1 M26x1..5 M42x2
M1.6x0.35 M8x1 M16x1.25 M26x2 M42x3
M1.7x0.2 M8x1.25 M16x1.5 M27x1 M42x4.5
M1.7x0.35 M8x1.5 M16x1.75 M27x1.5 M44x2
M1.8x0.2 M9x0.5 M16x2 M27x2 M45x1.5
M1.8x0.35 M9x0.75 M17x1 M27x3 M45x2
M2x0.35 M9x1 M17x1.25 M28x1 M45x3
M2x0.4 M9x1.25 M17x1.5 M28x1.5 M45x4
M2x0.45 M10x0.5 M17x2 M28x2 M45x4.5
M2.2x0.25 M10x0.75 M18x1 M28x2.5 M46x2
M2.2x0.45 M10x1 M18x1.25 M29x2 M48x1.5
M2.3x0.4 M10x1.25 M18x1.5 M30x1 M48x2
M2.5x0.35 M10x1.5 M18x1.75 M30x1.5 M48x3
M2.5x0.45 M11x0.5 M18x2 M30x2 M48x4
M2.5x0.5 M11x0.75 M18x2.5 M30x2.5 M48x4.5
M2.6x0.45 M11x1 M19x1 M30x3 M48x5
M3x0.35 M11x1.25 M19x1.5 M30x3.5 M50x1.5
M3x0.5 M11x1.5 M19x2 M32x1.5 M50x2
M3x0.6 M11x1.75 M20x1 M32x2 M50x3
M3.5x0.35 M12x0.5 M20x1.25 M32x3 M50x5
M3.5x0.6 M12x0.75 M20x1.5 M33x1 M52x1.5
M4x0.35 M12x1 M20x1.75 M33x1.5 M52x2
M4x0.5 M12x1.25 M20x2 M33x2 M52x3
M4x0.7 M12x1.5 M20x2.5 M33x3 M52x4
M4x0.75 M12x1.75 M21x1 M33x3.5 M52x5
M4.5x0.5 M13x0.5 M21x1.5 M34x1.5  
M4.5x0.7 M13x0.75 M21x2 M35x1  
M4.5x0.75 M13x1 M22x1 M35x1.5  
M5x0.5 M13x1.25 M22x1.25 M35x2  
M5x0.75 M13x1.5 M22x1.5 M35x3  
M5x0.8 M13x1.75 M22x1.75 M36x1.5  
M5x0.9 M13x2 M22x2 M36x2  
M5x1 M14x0.5 M22x2.5 M36x3  
M5.5x0.5 M14x0.75 M23x1.5 M36x4  
M5.5x0.9 M14x1 M24x1 M38x1.5  
M6x0.5 M14x1.25 M24x1.25 M38x4  
M6x0.75 M14x1.5 M24x1.5 M39x1.5  
M6x1 M14x1.75 M24x2 M39x2  
M6x1.25 M14x2 M24x2.5 M39x3  
M6.3x1 M15x1 M24x3 M39x4  

Product Description

  •   Material: Two kinds of materials of High Speed Steel and Cobalt 5% are available. When ordering,please specify which one.

  • ◪  Standard: ISO standard, DIN standard, ANSI standard and JIS standard are available.

  • Packing: Individual size and sets are both packed  in plastic boxes


  • ◪  Used in making threads in a hole to insert a fastener to hold two mating parts together.

Product Message

Company Features
1. Qingdao preco imp. & exp. co., ltd. has been engaged in the manufacturing business of for many years. Our experience and integrity are very high.
2. PRECO uses advanced technology to produce .
3. PRECO sticks to first and on top principle. Check now! Qingdao preco imp. & exp. co., ltd. will do our utmost to meet our customers' satisfaction. Check now! Qingdao preco imp. & exp. co., ltd. will continue to grow under the concept of , while bringing benefits to all stakeholders. Check now! It has been found that the culture of plays an important role in the development of PRECO. Check now!
Product Description

      What is the description of carbide tipped brick drill bits?                        

Our Services

      Why choose us ?                                                                                                                        

1. We are Integration of Industry and Trade manufacturing tungsten carbide series product,Widest product range, Best production capability, Best quality control, Best Service, Competitive price;

2. 100% QC inspection before shipment;

3.Feedback within 24 hours and Good English Communication;

4.Good training export sales can give professional suggestion on product;

5.Customized making according to your drawing papers;

6.Accept trial order and small order;

7.Accept all payment terms of T/T, L/C, western union, Paypal,Trade Assurance,etc.;

8.Offer free samples under the condition of freight paid by customer;

9.Survey Email of products usage will be sent timely to listen your feedback,our aim is trying to make every customer satisfied and we both sides WIN-WIN!

PRECO is manufactured in clean room conditions as cleanliness is essential to prevent contamination that will give rise to internal short circuits in the cell. The product is made of fabrics that are chlorine resistant
Before production, the electrode materials of PRECO are carefully handled to prevent them from coming into contact with each other. Because contamination between the anode and cathode materials will ruin the battery. It can accentuate women's curves and show their ultra-flattering looks
PRECO has to be tested by an independent test laboratory that must provide proof that the materials meet the requirements of the storage battery industry. It is suitable for beach activities, water sports, etc
PRECO is subjected to different testing standards (electrical safety, temperature, shock, and vibration tests) in various environmental conditions (humidity, temperature, pressure). It is a kind of tight fit that can help reduce air resistance
The metallic materials used for PRECO must be qualified during development. These materials have to be assessed in terms of application risks. It is suitable for beach activities, water sports, etc
The product is able to work continuously. It can operate 24/7 365 days a year without rest except for maintenance. The product, made of high-quality fabrics, is abrasion-resistant
This product has very obvious accuracy. Its digital templates and automatic machining capabilities help solve the human error and achieve the highest precision. It has passed the deodorizing treatment before leaving out of the factory
It features electrical safety. It has been assessed in terms of electromagnetic radiation emission, electromagnetic radiation sensitivity, electrostatic discharge, electrical transients, etc. The fabrics of the product have a low friction coefficient, which ensures its long service life
The product is remarkable for its sealing performance. It will be tested under static pressure to check whether there is a leakage phenomenon. The fabrics for manufacturing the product are very stretchy
Its high grade material allows as much air to pass through as possible to make the product breathable. Featuring good stitching, it is not easy to tear
This product features noticeably thermal property to maintain the heat balance of the body, which is mainly contributed by its proper yarn structure and fabric structure. It has passed the deodorizing treatment before leaving out of the factory
As an experienced manufacturer, Qingdao preco imp. & exp. co., ltd. has always been committed to improving quality of . The product is made of fabrics that are Azo-free
Qingdao preco imp. & exp. co., ltd. provides good after-sales service and technical support for customers. It can accentuate women's curves and show their ultra-flattering looks
For the development of PRECO, delicate are only allowed in the company.
Qingdao preco imp. & exp. co., ltd. has skilled artificial production lines, experienced high-quality technical backbones and management talents. The product is available in different sizes including M, L, and XL
The good reputation of PRECO also gets benefit from the quality assurance of . Made of a kind of material to wick moisture, it keeps people cooler and more comfortable
That PRECO paying close attention to the quality assurance turns out to be helpful for its development. Made of materials that feature low-temperature adhesion ability, it features aesthetic appearance and durable quality
Product Message
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