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Home > DTH drill bits > Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
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Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit
Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit

Fully Ground High Quality M35 Hss Cobalt Drill Bits Twist Drill Bit

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Product Description

HSS Cobalt Drill Bits

Fully ground high quality m35 hss cobalt drill bits twist drill bit

  • Raw Material: Hss4241/4341/M2/M35
  • Shank: Straight Shank
  • Process: Fully Ground
  • Size: 1-13mm, 1/16"-1/2", 1#-60#, A-Z
  • DIN Standard: DIN338, DIN340, DIN1897, DIN1869
  • ANSI Standard: Jobber Length, Taper Length, Screw Machine Length, Aircraft Extension
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Technical Specifications

HSS Twist Drill Bits Overview
Manufacturing Surface Finish Sharpening
Process White Black Black & White TIN Coated Amber Black & Gold 118° 135°
Roll Forged √ √ √ √
Rolled Polished √ √ √ √ √ √ √
Fully Ground √ √ √ √ √ √ √ √
Milled √ √ √ √ √ √
Standards DIN338, DIN340, DIN1897, DIN1869, DIN345, DIN341, Jobber Length, Taper Length, Screw Machine Length, Aircraft Extension, Taper Shank(ANSI)
Material HSS4241, HSS4341, HSS9341, HSS6542(M2), HSS CO5%(M35), HSS CO8%(M42)
Shank Straight Shank, Taper Shank, Three Flats Shank, Hexagonal Shank, 1/2" 3/8" Reduced Shank
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Professional Manufacturing

Specialized in producing high speed steel twist drills, masonry and SDS hammer drills, wood drills and other cutting tools. We can process all kinds of non-standard drills depending on the requirements of our customers.

Quality Control: With strong technical force & modern means of testing, all products are according to international standard and customer requirements. We have passed ISO9001:2008 Quality System Certification.

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Packaging & Delivery

Packaging Options

  • Plastic pipe/tube packing
  • Metal displaybox packing
  • PVC bag + inner paper box
  • Wooden box for drill sets

Payment & Shipment

Payment: L/C, T/T, D/A, D/P, Western Union, PayPal

Shipping: DHL, UPS, FEDEX, TNT, EMS

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Certificate & Exhibition

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Frequently Asked Questions

Q: Are you a manufacturer or trading company?
A: We are a professional manufacturer with more than 10 years of experience in this field.
Q: Is OEM service available?
A: Yes, OEM and customization are available. We also provide label printing services.
Q: Are samples available for quality testing?
A: Yes, samples are available after price confirmation. Please note that sample and freight fees apply, which are refundable upon placing an official order.
Q: What are your payment terms?
A: We accept T/T, L/C, D/A, D/P, and PayPal depending on the specific circumstances.
Q: What is the standard delivery time?
A: Usual delivery time is 15-20 days after advance payment. For customized products, it typically takes 25-30 days.
Q: How can I trust the material quality of my order?
A: We suggest clients test the material chemical elements upon receipt. We promise a full refund if any discrepancy is found compared to the approved samples.

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