DIN338 High Quality HSS Cobalt Twist Metal Drill Bit for Stainless Steel Metal Drilling
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Product Highlights
- High Hardness Material: M35 cobalt steel with 5% cobalt, Rockwell hardness up to 65, 12x longer life than average HSS.
- Wide Application Range: Ideal for stainless steel, copper, cast iron, aluminum alloy, and metals under HRC38.
- Cost-Effective Solution: Low drilling cost per hole; solid cobalt steel bits can be reground for reuse.
- OEM & Customization: Supports OEM services including logo engraving, laser marking, and customized packaging.
- Fast Delivery Options: Standard delivery in 5-10 days; customized products delivered in 15-30 days after payment.
- Multiple Shank Types: Available in straight, reduced, tri-flats, hex, Morse taper, and threaded hex shanks.
- High Efficiency Drilling: Fast debris removal and efficient cutting without walking, suitable for standard drill trays.
Product Attributes
- Customization
- Available
- Customized
- Customized
- Standard
- DIN
- Model NO.
- HK001
- Length
- Jobber-length
- Type
- Twist Drill Bit
- Material
- High Speed Steel
- Usage
- Metal Drilling
- Process
- Fully Ground
- Shank
- Straight Shank
- Flute Type
- Type N Spiral Right Hand
- Point Angle
- 118/135 Degree
- Finish
- Cobalt
- Transport Package
- Carton
- Specification
- 1-20mm
- Trademark
- Customized
- Origin
- Danyang City, Jiangsu Province, China
- HS Code
- 8207509000
- Production Capacity
- 100000PCS Per Month
Product Images of DIN338 High Quality HSS Cobalt Twist Metal Drill Bit for Stainless Steel Metal Drilling
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Product Description
1.[High quality material]: M35 cobalt. Added 5% cobalt to improve hardness and heat resistance. The Rockwell hardness is up to 65. It has a faster cutting speed and a longer service life, which is 12 times that of an average HSS bit.
2.[Accurate Card Position]: Self-centering. The guiding separation point of the 135° rapid cutting is automatically centered and can be penetrated quickly under a small pressure. The straight shank can be firmly fixed and accurately centered, suitable for standard drill trays and conventional circular trays.
3.[Efficient and fast]: High-efficiency drilling can be carried out without walking. Remove debris and particles faster and easier.
4. [Low cost]: The lowest cost of drilling each hole. The solid cobalt steel drill bit can be reground.
5. [Split point]: You can drill directly to the required size without pre-drilling
6. [Widely used]: Suitable for drilling stainless steel, copper cast iron, galvanized pipe, iron, aluminum alloy and other non-heat-treated metals whose hardness is less than HRC38. Not suitable for hardened steel/high carbon steel. If it cannot penetrate, try to adjust the speed.
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Product Name
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HSS Drill Bits
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Material
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M35(Cobalt 5%),M42(Cobalt 8%),HSSM2,HSS4241,HSS4341
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Surface Finish
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Black Oxide/Titanium/Bright/Black&Gold /Amber/
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Point Angle
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118°/135°
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Process
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Fully Ground, Milled, Rolled
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Standard
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DIN338,DIN340, DIN1897, DIN1869,Jobber Length,Aircraft Extension
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Point Type
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118 Degree Regular Point (1-3mm), 135 Degree Split Point(3-20mm),Turbomax point,Chip Breaker Point,Pilot Point,Point For Weld Spot
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Shank Type
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Straight Shank,Reduced Shank,1/2Reduced Shank,Tri-Flats Shank,DIN3126.C Hex Shank,DIN3126.E Hex Shank,Double R Hex Shank,Morse Taper Shank,Threaded Hex Shank
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Size
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1 - 20mm,1/16" - 1",A - Z,1# - 90#
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Package
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Skin Card,Sticker,Slide Card,Blister Card,Double Blister Card,Color Label Bag,PVC bag,Plastic box,Hang Bag,Poly Bag,Sandwich Packaging
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JIANGSU HAOKE MATERIAL TECH CO., LTD is one of the professional manufacturers of hardware in China, we have many years of research experience in the process performance, strength and toughness coordination of metal materials.
The core of high-quality tools lies in high-quality materials, and high-quality tools require multiple guarantees, Materials, coatings and processes should be kept improving,The process depends on the sharpener, passivation equipment, tool angle treatment, and the understanding of the sharpener.
Based on this, we have advanced technology and advanced equipment, specializing in production: drill bits, milling cutters, hole saws, saw blades and other cutting tools for a wide range of uses.
Excellent design, production, and trade management ensure that we can provide competitive products and services to global customers.

Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,, customized packing. Printed Inner box, Carton box.
Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
Q: What is your payment terms?
A: T/T,L/C,D/A,D/P,Paypal,Western Union,for different circumstances.
Q: What's your delivery way?
A: Express delivery, air shipping, sea shipping are available for your request.
Q: What's your delivery time?
A: Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2442233". Items marked "" are certified.
Company Profile
JIANGSU HAOKE MATERIAL TECH Co., Ltd is one of the professional manufacturers in China. We are located in Houxiang Town, Danyang City, Jiangsu Province, which is known as the Home of Tools. We have many years of research experience in the process performance, strength and toughness coordination of metal materials. The core of high-quality tools lies in high- quality materials, and high quality tools require multiple guarantees, Materials, coatings and processes should be kept improving. The process depends on the sharpener, passivation equipment, tool angle treatment, and the understanding of the sharpener. Based on these, we have advanced technology and advanced equipment, specializing in production: Drill bits, milling cutters, hole saws, saw blades and other cutting tools for a wide range of uses. Excellent design, production and trade management ensure that we can provide competitive products and services to global customers. We can provide customers with the following products:
Kinds Of HSS Drill Bits Milling Cutter
Step Drill Bits
Wood Drill Bits Masonry Drill Bits
SDS Hammer Drill Bits Diamond Saw Blades TCT Saw Blades
HSS Hole Saws
HSS Taps&Dies
(Other non-standard hardware tool parts both according to customers's Drawing and samples)
We have professional supply system, production management system, Quality Control
System, packaging system, storage system, pre-delivery inspection system and after-sales service system. We are convinced that the service starts after the transaction, so we have a complete after-sales team to ensure that customer issues can be resolved in a timely manner. We believe that we can bring real value to our customers.
We believe that the success of our customers is the success of our company!
About Our Factory & Business Background
- Address
- Houxiang Town, Danyang City, Jiangsu Province, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Port of ShangHai, Port of NingBo, Port of QingDao
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2006-11-11
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Is OEM available?
- Yes, OEM and customization are available. Graved logo marker, Laser logo marker, customized packing, Printed Inner box, Carton box.
- Are samples available?
- Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
- What is your payment terms?
- T/T,L/C,D/A,D/P,Paypal,Western Union,for different circumstances.
- What's your delivery way?
- Express delivery, air shipping, sea shipping are available for your request.
- What's your delivery time?
- Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
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