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100° x 1/4" Diameter Center Reamer. 3 Flutes, Cobalt, Uncoated. 1/4" Shank, 1.500" OAL. KEO® Made in USA (Arch Cutting Tools) Part #917-000-217

100° x 1/4" Diameter Center Reamer. 3 Flutes, Cobalt, Uncoated. 1/4" Shank, 1.500" OAL. KEO® Made in USA (Arch Cutting Tools) Part #917-000-217
ARCH CUTTING TOOLS
917000217
917-000-217
KEO-103-055330
917-000-217
103-055330
Weight: 0.24 LBS
Brand: ARCH CUTTING TOOLS
$17.86
(30% off)
$12.53
each
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Product Description

Keo® Cobalt Center Reamers – Enhanced Strength & Heat Resistance. Keo® Cobalt Center Reamers Are Designed For Improved Performance And Durability In Tougher Machining Applications Where Standard High-Speed Steel Tools May Wear Prematurely. Manufactured In The Usa By Keo, These Tools Are Made From Premium Cobalt Steel (Typically M35 Or M42), Offering Increased Heat Resistance, Hardness, And Wear Life. Ideal For Use In Harder Materials And Higher-Temperature Cutting Conditions, Cobalt Center Reamers Maintain Sharp Cutting Edges Longer Than Standard Hss—Making Them A Reliable Choice For Both General Machining And More Demanding Production Environments. Combining Strength And Versatility, Keo® Cobalt Center Reamers Provide Accurate Centering, Smooth Chamfering, And Consistent Results Across A Wide Range Of Materials.

  • Cobalt Steel Construction (M35/M42)
  • Higher hardness and improved wear resistance over standard HSS
  • Enhanced Heat Resistance
  • Performs better in higher-speed and higher-temperature applications
  • Longer Tool Life
  • Reduces wear and extends usability in tougher materials
  • Precision Ground Cutting Edges
  • Ensures accurate centering and smooth surface finishes
  • Versatile Performance
  • Ideal balance between HSS affordability and carbide performance
  • Improved Edge Retention
  • Maintains sharpness longer under demanding conditions

This item is part of our complete offering of ARCH Cutting Tools, trusted for high-performance CNC machining across drilling, milling, holemaking, and indexable applications. Explore Patriot HP Cutting Tools for advanced solid carbide and high-performance machining solutions, KEO Cutting Tools for precision countersinks, center drills, and holemaking tools, Ultra-Dex Cutting Tools for productive indexable milling, drilling, and insert-based machining, and Revere Cutting Tools for high-performance carbide end mills and milling solutions. Visit our main ARCH Cutting Tools page to compare tool styles, coatings, geometries, and performance options to find the right solution for your application.

Made in U.S.A.
Shipping & Delivery Options
FLUSHING, MICHIGAN, USA
  • UPS

Suncoast Shipping Deals

Min. order amount Shipping Option Special Rate Max Weight
$100.00 UPS Blue 2 Business Days $19.99 4 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.
$50.00 MINIMUM ORDER
If ordered by 2:30pm Eastern Standard Time Arch will ship same Business Day.
Factory Stock
41
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Additional Product Details

Technical Details

Manufacturer
ARCH CUTTING TOOLS
Manufacturer Part Number
917-000-217
Cutter Diameter
0.2500" (1/4")
Overall Length
1.500"
Shank Diameter
0.2500" 1/4"
Number Of Flutes
3
Tool Coating
Bright Uncoated
Tool Substrate Material
Cobalt
Hand Cutting Direction
Right Hand
Included Angle
100°
Country of Origin
U.S.A.
Series
917
Single Or Double End
Single End
Brand
KEO®
Type
Center Reamer
Shank Length
0.7500"

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