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Extra Long Reach Carbide End Mills For Hardened Steel Stainless Steel

Minimum Order Quantity : 1PC Price : Negotiation
Packaging Details : 1PC/ PVC Packing, 10pcs PVC Packing/Pack... Delivery Time : 1-35days
Payment Terms : T/T, L/C,Paypal... Supply Ability : 10000pcs/week
Place of Origin: MADE IN CHINA Brand Name: KTC
Certification: CCC Model Number: HSS550TC

Detail Information

Product Name: Extra Long Reach Carbide End Mills For Hardened Steel Stainless Steel Raw Material: M42
Co: 8% Hardness: >88HRA
Coating: TiSiN Upto: HRC45-50
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Product Description

Extra Long Reach Carbide End Mills For Hardened Steel Stainless Steel



  • Demonstrates excellent cost-efficiency in heavy cutting
  • Newly developed high-alloy HSS achieve optimal balance of wear resistance, toughness, and chipping resistance, enabling high-efficiency machining
  • Delivers stable performance in heavy cutting
  • Suitable for high-efficiency pre-finish grooving and side milling
  • Cost-efficient end mill designed for semi-finish machining
  • Suitable for pre-finish and semi-finish machining
  • Delivers stable performance in high-efficiency grooving and side




HSS550TC end mill cutters are made of M42 HSS,which is with low vanadium content (around 1%) and high cobalt content (≤8%). This series of cutters are normally used for hard-cut materials, such as ordinary medium and low carbon steel, alloy steel and other materials processing.


Raw Material M42
WC 92%
Co 8%
Hardness >88HRA
A.O.L 50mm-150mm
Upto HRC45-50
Coating TiSiN
Flutes No 2/3/4F,4F Rough Edge
Suitable for ordinary medium and low carbon steel, alloy steel and other materials processing



Item TiSiN
Hardness(HV) 3600
Thickness(μm) 3
Oxidation temp(°) 1000
Friction coeffient 0.45
Color Copper

Extra Long Reach Carbide End Mills For Hardened Steel Stainless Steel 0

Standard Sizes

No.of Flute Sizes No.of Flutes Sizes No.of Flutes Sizes
2F 1.0×6×4×60 2F, 3F, 4F 1.5×6×7×51 3F, 4F 1.5×6×4×60
2F 1.5×6×4×60 2F, 3F, 4F 2×6×7×51 3F, 4F 2×6×11×60
2F 2/3×6×11×60 2F, 3F, 4F 3×6×8×52 3F, 4F 3×6×11×60
2F 4×6×12×60 2F, 3F, 4F 4×6×11×55 3F, 4F 4×6×12×60
2F 5×6×15×60 2F, 3F, 4F 5×6×13×57 3F, 4F 5×6×15×60
2F 6×6×19×63 2F, 3F, 4F 6×6×13×57 3F, 4F 6×6×19×63
2F 7×8×22×66 2F, 3F, 4F 7×8×19×69 3F, 4F 7×8×22×66
2F 8×8×22×66 2F, 3F, 4F 8×8×19×69 3F, 4F 8×8×22×66
2F 9×10×25×75 2F, 3F, 4F 9×10×19×69 3F, 4F 9×10×25×75
2F 10×10×25×75 2F, 3F, 4F 10×10×22×72 3F, 4F 10×10×25×75
2F 11×12×25×85 2F, 3F, 4F 11×12×22×79 3F, 4F 11×12×35×85
2F 12×12×35×85 2F, 3F, 4F 12×12×26×83 3F, 4F 12×12×35×85
2F 13×12×35×85 2F, 3F, 4F 13×12×26×83 3F, 4F 13×12×35×85
2F 14×12×35×85 2F, 3F, 4F 14×12×26×83 3F, 4F 14×12×35×90
2F 15×16×40×95 2F, 3F, 4F 15×12×26×83 3F, 4F 15×16×40×95
2F 16×16×40×95 2F, 3F, 4F 16×16×32×92 3F, 4F 16×16×42×95
2F 17×16×30×95 2F, 3F, 4F 17×16×32×92 3F, 4F 17×16×40×95
2F 18×16×30×95 2F, 3F, 4F 18×16×32×92 3F, 4F 18×16×40×95
2F 19×20×35×110 2F, 3F, 4F 19×16×32×92 3F, 4F 19×20×50×110
2F 20×20×50×110 2F, 3F, 4F 20×20×38×104 3F, 4F 20×20×50×110
2F 22×20×50×110 2F, 3F, 4F 22×20×38×104 3F, 4F 22×20×50×110
2F 24×20×60×125 2F, 3F, 4F 24×25×45×121 3F, 4F 24×20×60×125
2F 25×20×60×125 2F, 3F, 4F 25×25×45×121 3F, 4F 25×20×60×125
Rough 4F 6×6×13×57 Rough 4F 20/22×20×38×104 Rough 4F 15/16×16×40×95
Rough 4F 7×8×16×66 Rough 4F 18/19×16×32×92 Rough 4F 17×16×40×95
Rough 4F 8×8×19×69 Rough 4F 24/25×25×45×121 Rough 4F 18×16×42×95
Rough 4F 9×10×19×69 Rough 4F 6×6×19×63 Rough 4F 19×20×50×110
Rough 4F 10×10×22×72 Rough 4F 7/8×8×22×66 Rough 4F 20×20×50×110
Rough 4F 11×12×22×79 Rough 4F 9/10×10×25×75 Rough 4F 22×20×50×110
Rough 4F 12/13/14/15×12×26×83 Rough 4F 11/12/13×12×35×85 Rough 4F 24×20×60×125
Rough 4F 16/17×16×32×92 Rough 4F 14×12×35×90 Rough 4F 25×20×60×125


Service we can offer:



1. Quick Responce:


Your inquiry will be replied within 12 hours.



2. High Quality:


Well-trained workers and more than 10 years experience.



3. Competitive Price:


We could supply facory cost to save your cost.



4. Short Lead time:


1-5 days for samples, and 7-35 days for bulk order.



5. Flexibility:


Trial order is acceptable for quick delivery and help you reduce stock cost.



6. OEM:


Customization for products and packing are acceptable according to your drawing or sample

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