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5/16" x 82° Included Angle 6 Flute Carbide Countersink, 1/4"Shank, 2-5/8"OAL, TiAlN Coated. Made in USA Ultra-Tool® Part #91720TA

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5/16" x 82° Included Angle 6 Flute Carbide Countersink, 1/4"Shank, 2-5/8"OAL, TiAlN Coated. Made in USA Ultra-Tool® Part #91720TA
ULTRA TOOL/TOOL ALLIANCE
91720TA
91720TA
91720TA
Weight: 0.2 LBS
Brand: ULTRA TOOL/TOOL ALLIANCE
$35.60
each
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Technical Details & Downloads
Technical/Extra Information Catalog Page Catalog Page
Product Description

Ultra-Tool® Six Flute Carbide Countersinks, Series 910 - These Six Flute Carbide Countersinks Are Primarily Applicable For Use In Hardened Materials. Countersinks 1/8", 3/16" And 1/4" Are Solid Carbide Construction. All Countersinks 5/16" And Larger Are Two-Piece Construction; A Carbide Head Induction-Brazed To A Hardened Steel Shank. Note: Overall Length Dimension May Vary Slightly Due To Angle Differences. All Ultra-Tool® Products Are Proudly Made In The U.S.A., 100% American Designed, American Made, American Owned.

  • Ultra-Tool® Series 910 - 6 Flute Carbide Head / Steel Shank Countersink
  • 82° Included Angle, Right Hand Cutting
  • Shank Diameter: 0.2500" 1/4"
  • Countersink Diameter: 0.3125" 5/16"
  • Overall Length: 2.625"
  • TiAlN Coated Finish
Made in U.S.A.
Shipping & Delivery Options
HUNTINGTON BEACH, CALIFORNIA, USA
  • UPS

Suncoast Shipping Deals

Min. order amount Shipping Option Special Rate Max Weight
$50.00 UPS Blue 2 Business Days $13.99 5 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 3pm Eastern Standard Time Ultra Tool will Ship Same Business Day.
Factory Stock
11
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Additional Product Details

Technical Details

Manufacturer
ULTRA TOOL/TOOL ALLIANCE
Manufacturer Part Number
91720TA
Cutter Diameter
0.3125" 5/16"
Overall Length
2.625"
Shank Diameter
0.2500" 1/4"
Number Of Flutes
6 Flute
Tool Coating
TiAlN Coated
Tool Substrate Material
Carbide Head / Steel Shank
Hand Cutting Direction
Right Hand Cut
Included Angle
82°
Inch Or Metric
Inch
Country of Origin
U.S.A.
Series
910
Single Or Double End
Single End
Brand
Ultra-Tool®
Type
Countersink
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Offer Good Online, Minimum $499 in Purchases, max weight 10 Pounds, on the entire site! Offer good through Sunday

7/5/2026 FREE-SHIP-250
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