HSS Twist Drills for Steel DIN 388
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HSS Twist Drills for Steel DIN 388

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Product Description



• 1. Special drills consisting of cobalt alloyed heavy-duty high-speed steel with higher heat-resistance. Ideally suitable for drilling of materials that are difficult to drill and for highest loading.

• 2. The cutting speed is faster than normal drills, and tool life is longer than others. These drills are designed for industry and trade

• 3. Application: for steel and alloyed cast steel over 900 N/mm² strength, grey cast, malleable cast, high-alloyed chromium steel.


Company Information


UB Tools focuses on the R&d and manufacturing of customized cutters with the most advanced cutter manufacturing and measuring equipment.

For a long time, UBT has been providing quality services to all kinds of customers in automotive, aerospace, medical machinery and electronic manufacturing industries all over the world.

UBT products cover all kinds of non-standard cutting tools (drilling, hinge, milling, molding). We use imported and domestic high-quality materials and equipment, introduce high-tech talents. Through strict production and manufacturing standards, we have rich production experience to provide customers with high-quality products. And specifically for a variety of difficult cutting materials, we can provide the corresponding tool solutions for customers to improve production efficiency and reduce manufacturing costs.

Welcome new and old customers to call us to negotiate orders!

Our Factory

D-2 D-3
D-1 D-4

Packing and Delivery

Packaging Details

  • Export standard packing:

钨钢盒 白盒 彩盒 package


15-35 days later after we receive your deposit


After Sale Service


1. Are you manufacturer? Do you have factory?

We are professional manufacturer,have more than 15 years experience in this field.

2. Is free shipping possible?

We don't offer free shipping service,but we will give you some discount if you buy large quantity products. And we have cooperation Express Companies,can offer you the best price of shipping cost.

3. Can you send products to our Forwarder in China?

Yes,if you have Forwarder in China,we will glad to send products to him/her.

4.Can you produce Special carbide Tools ?

Yes We can. Our factory main market change from standard end mills to special tools. Special tools according to your drawing and sample.


Product Inquiry


  First Floor, No.9 Chuangtou Industrial Workshop, LouFeng North District, S.I.P, SUZHOU, JIANGSU PROVINCE 215122 CHINA



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