Specialize in industrial tools and machine tool accessories since 1993

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tools PRECO

tools PRECO
  • tools PRECO

tools PRECO

Since the establishment, Qingdao preco imp. & exp. co., ltd. has been providing quality and we are constantly improving our manufacturing capacities to provide better products. Qingdao preco imp. & exp. co., ltd. has a team of top-notch science and technology talents.
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Company Advantages
1. The source of raw materials: before PRECO comes out, it is processed from high quality raw materials. These materials are sourced from several different places within and out of the region. It has guaranteed toughness so that it won't fracture or chip
2. Research & Development are the core competition of Qingdao preco imp. & exp. co., ltd.. Its graduation and dimension can be customized
3. The product has a reasonable structure design, thus it is able to withstand a certain weight or pressure without damage. Scratches resistance is one of the most important mechanical characteristics of this product
4. The product is well-known for its abrasion resistance. It has the ability to withstand the effects of abrasion, for example, repeated wear and tear, rubbing, scraping, etc.

Product Information

DIN335 3 Flute Countersinks,90º
DiameterShank Dia.Overall LengthHSS
(mm)(mm)(mm)Item No.
4.34.040.0353-0043
4.84.040.0353-0048
5.04.040.0353-0050
5.34.040.0353-0053
5.85.045.0353-0058
6.012.045.0353-0060
6.312.045.0353-0063
7.012.050.0353-0070
7.312.050.0353-0073
8.012.050.0353-0080
8.312.050.0353-0083
9.412.050.0353-0094
10.012.050.0353-0100
10.412.050.0353-0104
11.512.056.0353-0115
12.412.056.0353-0124
13.412.056.0353-0134
15.012.060.0353-0150
16.512.060.0353-0165
19.012.063.0353-0190
20.512.063.0353-0205
23.012.067.0353-0230
25.012.067.0353-0250
26.012.071.0353-0260
28.012.071.0353-0280
30.012.071.0353-0300
31.012.071.0353-0310
37.012.090.0353-0370
40.012.080.0353-0400
50.012.080.0353-0500




DIN335 3 Flute Countersinks Sets(in wooden case),90º
Pieces/SetSizeHSS
Item No.
55,6,8,10,12mm353-0505
515,16.5,20.5,23,25mm353-0510
66.3,8.3,10.4,12.4,16.5,20.5mm353-0515
105,6,8,10,12,15,16,20.5,23,25mm353-0520

Packing


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





Company Features
1. Since the establishment, Qingdao preco imp. & exp. co., ltd. has been providing quality and we are constantly improving our manufacturing capacities to provide better products. Qingdao preco imp. & exp. co., ltd. has a team of top-notch science and technology talents.
2. Through the use of high-tech means, PRECO has made great achievements.
3. With the development of society, PRECO has been emphasizing the importance of high quality of . As one of the most effective firms, Qingdao preco imp. & exp. co., ltd. strives to bring a globally famous brand. Call!
PRECO must go through some basic production stages. They include fabric development, fabric approvals, fabric sourcing, pattern making, sampling, and mass production. Its surface is easy to clean and maintain
The manufacturing process of PRECO covers a range of steps, mainly including designing, fabric pre-treating (cleaning and shrinking), fabric cutting, sewing, size finalizing, ironing, and packing. The product is small in size and does not take up much space
PRECO is created based on aesthetic principles. They are mainly the beauty of shape, form, workmanship, materials, color, lines, and matching with the space style. Its design is in accordance with the ergonomic principles
A comprehensive consideration is involved in designing PRECO . The correct choice of fabrics, seam technology, stitch workmanship, decision of dyestuff, and other elements are taken into account by professional designers. The long-lasting life cycle of the product guarantees functionality
PRECO has been strictly assessed. The assessments include whether its design is in compliance with the taste and style preferences of consumers, decorative function, aesthetics, and durability. Its outer packaging can be printed with the company logo
This kind of product with high-quality has the advantages of certain flexibility and can bear a strong impact. The quality of the product is constantly monitored by the skillful quality control personnel
This product functions well. It is able to give out a uniform illumination distribution and provide a shadow-free lighting environment. The performance of the product is highly appraised by many brands at home and abroad
The product has an earthquake-resistant design. Featuring a stable construction, it is designed to be rigid and strong to resist any form of sharp shaking. Its outer packaging can be printed with the company logo
Its high-quality fabric allows as much air to pass through it as possible to enable the breathability of this product. The long-lasting life cycle of the product guarantees functionality
The product has an amazing level of softness. It does not shrink, wrinkle or pilling as time goes by. The long-lasting life cycle of the product guarantees functionality
The product features an easy operation. It has a simple operation instruction which can support its powerful processing flow to finish its expected tasks. It is promptly delivered by air or sea to enhance user experience
Qingdao preco imp. & exp. co., ltd. has the perfect service quality and rigorous attitude of continuous improvement on . The product proves to meet the high international standards
Qingdao preco imp. & exp. co., ltd. has a network of highly qualified agents and contributing distributors. The product has been awarded patents for design and innovation
PRECO has a service team to deal with all kinds of problem about our . The product is small in size and does not take up much space
Qingdao preco imp. & exp. co., ltd. has the responsibility to ensure delivering the level and quality of customer service that it promises. The product has an advantage of reasonable price
Superior customer service helps increase revenue for Qingdao preco imp. & exp. co., ltd.. Its outer packaging can be printed with the company logo
Developing PRECO needs the support of professional customer service. The product has been awarded patents for design and innovation
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