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5/8" 2 Flute Ball Nose Carbide End Mill, 5/8" Plain Shank, .750" LOC, 4.25" Reach With Reduced Neck, 7" OAL. YG-1 ALU-POWER 37° Helix, Bright Finish For Aluminum

5/8" 2 Flute Ball Nose Carbide End Mill, 5/8" Plain Shank, .750" LOC, 4.25" Reach With Reduced Neck, 7" OAL. YG-1 ALU-POWER 37° Helix, Bright Finish For Aluminum 5/8" 2 Flute Ball Nose Carbide End Mill, 5/8" Plain Shank, .750" LOC, 4.25" Reach With Reduced Neck, 7" OAL. YG-1 ALU-POWER 37° Helix, Bright Finish For Aluminum 5/8" 2 Flute Ball Nose Carbide End Mill, 5/8" Plain Shank, .750" LOC, 4.25" Reach With Reduced Neck, 7" OAL. YG-1 ALU-POWER 37° Helix, Bright Finish For Aluminum 5/8" 2 Flute Ball Nose Carbide End Mill, 5/8" Plain Shank, .750" LOC, 4.25" Reach With Reduced Neck, 7" OAL. YG-1 ALU-POWER 37° Helix, Bright Finish For Aluminum
YG-1 TOOL CO.
89904
89904
89904
0.6250" 5/8"
Weight: 1.143 LBS
Brand: YG-1 TOOL CO.
$415.67
(38% off)
$259.79
each
7/31/2026
Add To My Favorites Coupon Available
Technical Details & Downloads
Technical/Extra Information Catalog Page Catalog Page
Product Description

5/8" 2 Flute Ball Nose Carbide End Mill, 5/8" Plain Shank, .750" Loc, 4.25" Reach With Reduced Neck, 7" Oal. Yg-1 Alu-Power 37° Helix, Bright Finish For Aluminum. Yg-1'S Alu-Power Carbide End Mills Are Designed For High Performance Silent Cutting Of Aluminum, Aluminum Alloys & Other Non-Ferrous Materials. Special Geometry Designed With Tightly Controlled Cylindrical Margin, Eccentric Primary Relief, Larger Chip Pockets And Polished Flutes Result In A High Rigidity Cutting Edge For Improved Surface Roughness And Excellent Chip Removal While Imparting An Excellent Mirror-Face Finish.

  • YG-1 ALU-POWER Series E5978: Inch Size Micrograin Carbide End Mills, 37° Helix, Plain Shank, 2 Flute, Short Cut Length, Reduced Neck Diameter, Extended Reach, Ball Nose, Bright Finish
  • High velocity milling of Aluminum and Other Non Ferrous Materials.
  • Excellent plunging capabilities.
  • Improved surface roughness due to cylindrical margin which is controlled tightly.
  • Maximum metal removal rates.
  • Superior chip evacuation.
  • Excellent mirror-face surface finishes.
  • Reduced neck diameter prevents wall interference, facilitating step milling in deep pockets or long reach applications.

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
$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
$25.00 MINIMUM ORDER
If Ordered By 3pm Eastern Standard Time YG Will Ship Same Business Day
Factory Stock
27
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Additional Product Details

Technical Details

Manufacturer
YG-1 TOOL CO.
Manufacturer Part Number
89904
Tool Diameter
0.6250" 5/8"
Length Of Cut
0.750"
Overall Length
7.000"
Shank Diameter
0.6250" 5/8"
Length Below Shank
4.250"
Radius Size
Ball
Corner Radius
Ball
Number Of Flutes
2
Helix Angle
37°
End Style
Ball
Tool Coating
None
Tool Substrate Material
Carbide
Primary Application
Aluminum Alloys
Max Reach
4.250"
Hand Cutting Direction
Right Hand
Inch Or Metric
Inch
Country of Origin
Korea, Republic of
Hand Helix Direction
Right Hand
Series
E5978
Single Or Double End
Single End
Center Cutting
Center Cutting
Type Of End Mill
Finisher
Model
ALU-POWER
Shank Type
Plain Shank
Helix Type
Equal Index
Free Shipping
All YG-1 TOOL CO. items

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Offer good for all YG-1 Online Only! Maximum Weight of 10 Pounds with a Minimum Order of 199

6/30/2026 YG-FREESHIP
Coupon clipped!

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