Specialize in industrial tools and machine tool accessories since 1993


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high precision step drill step wholesale engineering

high precision step drill step wholesale engineering

High precision step drill step wholesale engineering

Trade Terms
Supply Ability
Any main ports in China
T/T,L/C.Western Union,Paypal,Moneygram,Payment for online orders
Packaging Detail
1pc packed in 1 palstic tube
By sea or by air
Get Latest Price
Get the latest price
Quantity Needed:
Enterprise Strength
  • PRECO provides excellent service for customers based on the principle of 'customer first'.
Product Comparison
PRECO has great production capability and excellent technology. We also have comprehensive production and quality inspection equipment. carbide cutting tools has fine workmanship, high quality, reasonable price, good appearance, and great practicality.Compared with similar products, PRECO's carbide cutting tools is more advantageous in the following aspects.
  • high precision step drill step wholesale engineering-industrial tools, cutting tool, tool accessorie
    high precision step drill step wholesale engineering-PRECO-img
Company Advantages
1. Customers have made some extraordinary claims for our step drill .
2. The product has an extremely long service life through high-intensity detection.
3. The product is durable enough, so it can help minimize the loss of unexpected calamity accident to the utmost extent, such as hurricanes or flood.
4. With an intuitive interface, the product is simple for employees to learn, which will result in shortening training time and help them to be more productive overall.

Product Information

Step Drills
Individual Size

SizeStepShankTotal LengthItem No. 


  In WoodenIn MetalIn Plastic 
34-12mm(9 steps)354-5030354-5039354-5034
 4-20mm(9 steps)   
 4-30mm(14 steps)   
34-12mm(5 steps)354-5035354-5032354-5044
 6-20mm(8 steps)   
 6-30mm(13 steps)   

Product Message

Company Features
1. It is recognized that Qingdao preco imp. & exp. co., ltd. now is a leading brand in manufacturing step drill .
2. Our step drill bits is the fruit of our advanced technology.
3. PRECO's objective is to lead the blooming step drill bit set industry. Check now! PRECO has been following the tenet that customer first. Check now! Our ultimate goal is to become an internationally competitive step drill set exporter. Check now!
Product Description

 3PC metal steel opener carbide twist step drill bit set

Our Services

1.Fashionable design and high quality material
Novel design and full of innovation lead our products can catch up with fashion trend and most of our products can find a ready market

2.Perfect after-sales service
Before the goods shipped out to you , we will check the goods at least 3 times.
If the item is defective, please notify us within 3days of delivery. All items ust be returned in their original condition ,in order to qualify for a refund or exchange of goods.
Items returned after 7 days of delicery that are only eligible for repair. .The buyer is responsile for all shipping costs incurred. Please contact us before leaving any negative or feedback. We will handle everything is good.


3.Shipment and payment
Wide range of shipping options, by sea, by air, by Express couriers(such as FEDEX,UPS,DHL,TNT and EMS)and postal parcel. The shipping :about 2-6 business days. You can choose your own couriers.


4.Welcome to send your inquiry
Any pictures & logo are welcome to custom design. Please kindly note we welcome your further request for more informations. It's our sincere wish that we can know each other better, and work together in near future. Thanks !

Product Message
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