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1.2mm 2 Flute Ball Nose Carbide End Mill, 4mm Plain Shank, 1.2mm LOC, 6mm Reach With Reduced Neck, 50mm OAL. YG-1 30° Helix 4G Mill Y-Coated For Steels Up To HRc55

1.2mm 2 Flute Ball Nose Carbide End Mill, 4mm Plain Shank, 1.2mm LOC, 6mm Reach With Reduced Neck, 50mm OAL. YG-1 30° Helix 4G Mill Y-Coated For Steels Up To HRc55
YG-1 TOOL CO.
SEM84601206
SEM84601206
SEM84601206
0.0472" 1.2mm
Weight: 0.01 LBS
Brand: YG-1 TOOL CO.
$76.46
(31% off)
$53.09
each
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Technical/Extra Information Catalog Page Catalog Page
Product Description

1.2Mm 2 Flute Ball Nose Carbide End Mill, 4Mm Plain Shank, 1.2Mm Loc, 6Mm Reach With Reduced Neck, 50Mm Oal. Yg-1 30° Helix 4G Mill Y-Coated For Steels Up To Hrc55. Yg-1 4G Mills Are For High Speed Cutting Of Pre-Hardened Steels, Carbon Steels And Alloy Steels Of Molds And Dies Up To Hrc55. They Are Suitable For A Wide Range Of Work Material, Specifically For Increasing Tool Life When Machining Pre-Hardened Materials, Low Hardness Materials, Cast Iron, Etc. All 4G Mills Are Produced With Ultra Micro Grain And Nano Grain Carbide Substrate Materials, Achieving Exceptional Wear Resistance Making Them Suitable For High Precision, Close Tolerance Machining. 4G Mills Feature An Optimal Edge Preparation To Prevent Chipping, Obtaining An Excellent Surface Finish And Increasing Tool Life When High Speed Cutting. Yg-1’S High Technology In-House Developed Alcr Based Y-Coating Provides Maximum Tool Life, Heat Dissipation And High Performance, High Speed Cutting. Dry Or Wet Cutting Are Recommended Together. The 4G Mill 4 Flute Multiple Helix & Unequal Index End Mills Are Exclusively Designed To Reduce Vibration And Achieve Excellent Chip Evacuation.

  • YG-1 4G Mill with plain shank Series SEM846: Metric size nanograin carbide end mills, 30° helix, center cutting, 2 flute, ball nose, reduced neck diameter, extended reach
  • New coating and new tool geometry gives outstanding cutting performance and wear resistance.
  • Due to extended reduced necks, these tools are available with many more various effective lengths than previous standard products.
  • Due to unique ball nose geometry and cutting edges, cutting force decreased, and wear resistance increased.
  • Excellent performance when cutting steels up to HRc55.

This item is part of our complete offering of YG-1 Cutting Tools, trusted for high-performance CNC machining, consistent quality, and broad application coverage across milling, drilling, threading, tool holding, and indexable operations. Browse YG-1 End Mills for carbide and cobalt milling solutions, YG-1 Hole Making Tools for drills and reamers, YG-1 Threading Tools for taps and thread mills, YG-1 Tool Holders for dependable tool holding solutions, and YG-1 Indexable Tooling for productive insert-based machining. You can also visit our main YG-1 Cutting Tools page to shop the full line and compare sizes, coatings, and performance styles for your application.

Made in Korea, Republic of
Shipping & Delivery Options
VERNON HILLS, ILLINOIS, USA
  • UPS

Suncoast Shipping Deals

Min. order amount Shipping Option Special Rate Max Weight
$399.00 UPS Ground 1 – 4 Business days (Lower 48 States) $0.00 10 LBS
$25.00 UPS Ground 1 – 4 Business days (Lower 48 States) $8.99 15 LBS
$499.00 UPS Blue 2 Business Days $9.99 7 LBS
$399.00 UPS Blue 2 Business Days $13.99 5 LBS
$50.00 UPS Blue 2 Business Days $15.99 6 LBS
$50.00 UPS Red by 10:30am 1 Business Day $31.99 2 LBS
Note: Special vendor shipping deals are destination-based and may not be available in all ZIP codes. If this rate is not available for your shipping address, standard shipping options will be shown at checkout.
$25.00 MINIMUM ORDER
If Ordered By 3pm Eastern Standard Time YG Will Ship Same Business Day
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Additional Product Details

Technical Details

Manufacturer
YG-1 TOOL CO.
Manufacturer Part Number
SEM84601206
Tool Diameter
0.0472" 1.2mm
Length Of Cut
0.047" 1.2mm
Overall Length
1.968" 50mm
Shank Diameter
0.1575" 4mm
Length Below Shank
0.236" 6mm
Radius Size
Ball
Corner Radius
Ball
Number Of Flutes
2
Helix Angle
30°
End Style
Ball
Tool Coating
Y-Coating (AlCr Based)
Tool Substrate Material
Carbide
Primary Application
Pre-Hardened Steels up to HRc55, Chilled Cast Iron
Max Reach
0.236" 6mm
Hand Cutting Direction
Right Hand
Inch Or Metric
Metric
Country of Origin
Korea, Republic of
Hand Helix Direction
Right Hand
Series
SEM846
Single Or Double End
Single End
Center Cutting
Center Cutting
Type Of End Mill
Finisher
Model
4G MILL
Shank Type
Plain Shank
Helix Type
Equal Index

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