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1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40

1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40 1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40 1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40 1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40 1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40 1/4" 4 Flute Fine Tooth Carbide Rougher, .020" Corner Radius, 1/4" Plain Shank, .375" LOC, 2" OAL. YG-1 Multi-Helix 4G Mill X-SPEED X-Coated For Cast Iron & Steels < HRc40
YG-1 TOOL CO.
G90716
G90716
G90716
0.2500" 1/4"
Weight: 0.052 LBS
Brand: YG-1 TOOL CO.
$66.86
(31% off)
$46.43
each
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Technical Details & Downloads
Technical/Extra Information Catalog Page Catalog Page
Product Description

Yg-1 4G Mill X-Speed Fine Tooth Carbide Roughers Are For High Feed Rates And Heavy Cutting In Cast Iron And Pre-Hardened Steels Up To Hrc40. They Are Suitable For Non-Alloyed Steels, Low Alloyed Steels, High Alloyed Steels, Tool Steels, Cast Iron And Low Hardness Materials Up To Hrc40. The Unique Flute Design Provides For Excellent Chip Evacuation And Vibration Reduction While The Optimal Roughing Tooth Profile Reduces Cutting Forces By Producing Chips With Uneven Thickness And Shape. This Special Tool Geometry Results In High Feed Rates And Heavy Cutting With A Strong End Tooth Design Suitable For Plunge And Pocket Milling. Yg-1 Custom Engineered Alcr Based X-Coating Allows For Long Tool Life And Excellent Chip Evacuation.

  • YG-1 4G Mill X-SPEED Carbide Rougher with plain shank Series G907: Inch size micrograin carbide end mills, center cutting, multi-helix, 4 & 5 flute, stub length, corner radius, fine pitch roughing profile
  • For high speed cutting cast iron and pre-hardened steels up to HRc40
  • Unique flute design for excellent chip evacuation and vibration reduction.
  • Optimal roughing tooth profile to reduce cutting forces.
  • Special tool geometry for high feed rate and heavy cutting.
  • Strong end tooth design for plunge and pocket milling.
  • Cutom engineered AlCr based X-coating to allow long tool life and excellent chip evacuation.

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

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Min. order amount Shipping Option Special Rate Max Weight
$399.00 UPS Ground 1 – 4 Business days (Lower 48 States) $0.00 10 LBS
$75.00 Economy (5 - 7 days)**
(This deal only applies to our Local Florida in stock items)		 $0.00 5 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
Factory Stock
100
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Additional Product Details

Technical Details

Manufacturer
YG-1 TOOL CO.
Manufacturer Part Number
G90716
Tool Diameter
0.2500" 1/4"
Length Of Cut
0.375"
Overall Length
2.000"
Shank Diameter
0.2500" 1/4"
Length Below Shank
0.000"
Radius Size
0.020"
Corner Radius
0.020"
Number Of Flutes
4
Helix Angle
44°/45° Multi-Helix
End Style
Radius
Tool Coating
X-Coating (AlCr Based)
Tool Substrate Material
Carbide
Primary Application
Pre-Hardened Steels up to HRc40, Cast Iron
Max Reach
0.000"
Hand Cutting Direction
Right Hand
Inch Or Metric
Inch
Country of Origin
Korea, Republic of
Hand Helix Direction
Right Hand
Series
G907
Single Or Double End
Single End
Tooth Pitch
Fine Pitch
Center Cutting
Center Cutting
Type Of End Mill
Rougher, Fine Tooth
Model
4G MILL X-SPEED ROUGHER
Shank Type
Plain Shank
Helix Type
Equal Index
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7/5/2026 FREE-SHIP-250
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