Specialize in industrial tools and machine tool accessories since 1993


AI - Page Sitemap





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
Get Latest Price
Get the latest price
Quantity Needed:
Enterprise Strength
  • After years of sincerity-based management, PRECO runs an integrated business setup based on the combination of E-commerce and traditional trade. The service network covers the whole country. This enables us to sincerely provide each consumer with professional services.
Product Comparison
PRECO is certified by various qualifications. We have advanced production technology and great production capability. tool accessories has many advantages such as reasonable structure, excellent performance, good quality, and affordable price.Compared with similar products, PRECO's tool accessories has the following advantages.
  • news-din335-PRECO-img
Company Advantages
1. are offered backed by our rich industry expertise in this field.
2. This product has premium quality and rich functionality.
3. The product has a better performance than other similar products in the market.
4. What is more important that the sales network of PRECO has been accessible from all directions.
5. With the time going by, PRECO has gradually develops mature management system.

Product Information

HSS Counterbores With Pilots, DIN373

Metric Size

 Cutting Dia.Cutting Dia.  
SizeD1D2Shank    Dia. Overall Length

Metric Short  Length

 Cutting Dia.Cutting Dia.  
SizeD1D2Shank    Dia. Overall Length
Inch Size

 Cutting Dia.Cutting Dia.  
SizeD1D2Shank    Dia. Overall Length


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. has become a backbone enterprise after years of development in the industry.
2. Under the strict quality management, PRECO enjoy high performance with finest quality.
3. Our mission is to provide customers with a service they can trust. We make every effort to achieve sustained, profitable growth by providing services which consistently satisfy the needs and expectations of our customers. Please contact us! We have adopted an efficient process to achieve our sustainability goals. We mainly reduce greenhouse gas emissions, energy consumption, solid landfill waste, and water consumption. Practicing sustainable development is how we fulfill our social responsibility. We partake in social charitable giving, volunteer in serving the communities, and helping build village schools.


Useful Screwdriver 13 in 1 Precision Flexible Ratchet Screwdriver Set with Phillips Hexagon Slotted Torx Bits Handy Repair Tool


If you are looking for a set of efficient and reliable screwdriver, this one is exactly what you are looking for. This 13 in 1 screwdriver set is very useful and practical. It has 12 bits in one sets, which includes phillips, hexagon, slotted and torx four types. Surely this handy repair tool would save you countless hours.

Non-slip ergonomic handle.
Strong magnetic telescopic pole, which is very practical for you to use.
An essential tool for home or office using, which would save you countless hours.
PP handle with CR-V steel screwdriver bits, which are in high hardness and good toughness.
It includes 12 types of screwdriver bits in one screwdriver set, which would meet your different needs.

Color: Black + Indigo blue
Material: CR-V + PP
Size: Approx. 18.5 * 4cm / 7.28 * 1.57in
Telescopic Pole Length: Approx. 5.2-10.8cm / 2.05-4.25in
Item Weight: Approx. 254g / 8.97oz
Package Weight: Approx. 265g / 9.35oz
Package Size: Approx. 20.8 * 4 * 3.9cm / 8.19 * 1.57 * 1.54in

Package List:
1 * Rachet Screwdriver
12 * Bits




1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.

2) Payment must be made within 3 days of order.

3) If you can\'t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.


1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
2. Orders processed timely after the payment verification.
3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
4. The images shown are not the actual item and are for your reference only.
5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.


1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.
3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement.
4. We will bear all the shipping cost if the product(s) is (are) not as advertised.


1. 12 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
You agree to all of the above-listed policies upon ordering on aliexpress!


We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
It is impossible to address issues if we do not know about them!







PRECO is manufactured under a range of processes. They include materials preparation, graphic design, foot type molding, material cutting, and trimming and finishing. This product is available in various adjustable spring sizes
The quality of PRECO gains credibility via tests from professional authorities. It has passed the quality tests in the Kitchen Cabinet Manufacturers Association Certification Program. This product can be opened or closed at constant speeds
In the design phase of PRECO , several considerations have been taken into account. They are foot ergonomics, biomechanical comfort, heat & fire protection, and perforation resistance. This product is able to maintain a hold-open statue
The manufacture of PRECO adopts a professional grade, flexible projection screen material. This kind of material is engineered for performance. It can be used for almost all door sizes and areas of application
PRECO has gone through a wide range of tests. They are some necessary tests include tensile strength testing, flexing testing, slip resistance testing, and thermal comfort testing. This product can achieve a concealed installation
excels due to its excellent characteristics of . This product comes in variable models for a wide range of applications
's design uses concept. This product allows for quick and easy installation
is especially can be used to . Using high-quality aluminum-alloy materials, its body resists oxidation
The test shows that can enable and is easy to operate and maintain. Its independent regulator controls allow for door speed and latch control
The main character of the is that it has . It can be used for almost all door sizes and areas of application
produced by Qingdao preco imp. & exp. co., ltd. is distinguished by , stability and long life. It can be used for almost all door sizes and areas of application
Backed and supported by years of experience in the industry, this product has obtained numerous praises. Its timeless design makes it never go out of date
Our product is highly appreciated by our customers for its outstanding features. This product is available in various adjustable spring sizes
This PRECO branded product has established a good social image in development. This product has been certified under CE
The product sells well around the world and wins favorable comments in the industry. It is suitable for use on all hollow metal, aluminum, and wood doors typically used in commercial construction
There are more and more customers showing great interests in its huge growth prospects. This product significantly provides safe and reliable door control
The product has become such product that is widely purchased by the global customers. This product is available in many styles to meet the diversified needs of customers
Product Message
Chat Online 编辑模式下无法使用
Chat Online inputting...