Specialize in industrial tools and machine tool accessories since 1993


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The PRECO provides reliable performance, and users won't have to worry about its quality.
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Application Scope
The tool accessories produced by PRECO is very popular in the market and is widely used in Manufacturing Tools Tool Sets industry.PRECO is able to meet customers' needs to the greatest extent by providing customers with one-stop and high-quality solutions.
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Enterprise Strength
  • PRECO makes effort to provide quality and considerate services to meet the needs of customers.
Company Advantages
1. The PRECO provides reliable performance, and users won't have to worry about its quality.
2. This product is guaranteed to be stable and reliable.
3. A high level of excellence in the quality and performance of the product has been maintained by our rigorous quality management system.
4. Qingdao preco imp. & exp. co., ltd. has strict quality control system and perfect monitor method.
5. Customers can quickly and comprehensively understand PRECO product information through our customer service.

Product Information

HSS Countersinks & Deburring Tools 

RangeDiameterShank Dia.Overall Length60º82º90º
(mm)(mm)(mm)(mm)Item No.Item No.Item No.

HSS Countersinks & Deburring Tools Sets





Individual sizes are packed in good quality of plastic boxes and sets are packed  in wooden boxes,plastic boxes and metal boxes .

Company Features
1. Qingdao preco imp. & exp. co., ltd. is recognized as the China's leading manufacturer of professional .
2. Qingdao preco imp. & exp. co., ltd. is equipped with advanced production equipment and testing equipment.
3. PRECO will always stick to its strategic focus and make every effort to support the realization of . Check it! The core concept of Qingdao preco imp. & exp. co., ltd. is to create thoughtful products for everyday living. Check it! PRECO enjoys a good reputation for its considerate service. Check it! To realize PRECO's corporate mission of is essential. Check it!
Our Teams




PRECO is manufactured with high-quality mechanical components. They are the sophisticated engine, turbine, power transmission equipment, gears, speed changers, clutches, drive chains, generators, and the like. With a sturdy structure, it can bear the heavy load
PRECO undergoes a series of visual inspection procedures such as the color of the textile and the cleanliness of the sewing thread. This product is not susceptible to degumming
PRECO is constructed professionally. It is designed and produced by our highly qualified professionals such as metallurgists, architects, and technicians. The product features super-fast inflation and deflation
PRECO is developed under the concept of different principles. They are engineering mechanics, statics, dynamics, mechanics of materials, and continuum mechanics. Its materials are thick enough to withstand scratches
PRECO has a very fine surface. The surface treatment is carried out in strict accordance with the highest international packaging and printing standards. This product is very hygiene and skin-friendly
This product is antimicrobial. The type of materials used and the dense structure of the comfort layer and the support layer discourages dust mites more effectively. It meets the standards of CE71, EN71, REACH, and ASTM
The product is characterized by its excellent heat dispersion capacity. Its material has many desirable properties for thermally efficient and durable heat exchangers. Its size can be customized based on the requirement
The product performs well in heat resistance. The materials used in it have a high coefficient of heat conductivity and a relatively low coefficient of linear expansion which make it not prone to fracture under high temperature. This product is not susceptible to degumming
The product has stable physical properties in the specific conditions of temperature and pressure. Its physical properties are decided by its crystal structure. It is widely used in waterparks, beaches, and theme parks
The product features strong corrosion resistance. Both the metal parts and mating faces are made of anti-corrosion materials such as stainless steel, plated steel, carbon, or ceramic. All the seams are stitched tightly to prevent air leakage
The product is certified to be safe. It is less likely to occur fire hazards, electric shock, radiation, or leakage problems. Made of heavy-duty PVC material, it has a high tearing strength
The production process of is strictly controlled to ensure quality. This product is BPA- and lead-free
It is also very important for PRECO to stick to the customer satisfication. Logos can be printed on it for advertising
The main business of PRECO is to produce with high quality. With UV coating on the surface, it is not affected by UV rays and sunlight
The production process of complies with international standards. This product has the advantage of good temperature resistance
Qingdao preco imp. & exp. co., ltd. has established unsurpassed customer partnerships with many famous brands in domestic market. The product is foldable, occupying little space
Through an arduous efforts of all the staffs, PRECO has become a scaled and specialized company. This product is BPA- and lead-free
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