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TTC PRODUCTION 15-860-420 5/16"-24 Thread Size, ANSI Threads 10°, 5/16" Die Head Size, Right Hand Projection Chaser

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Item #
  • Thread Type: ANSI Threads
  • Thread Size: 5/16"-24
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Product Specifications
More Information
Thread Size 5/16"-24
To Fit Die Head Size 5/16"
Thread Type ANSI Threads
Cutting Direction Right Hand
Hook Angle 10°
Chamfer Angle 33°
Model # 15-860-420
Chaser Style DS or D
Hardness 58 to 60 RC
Prop. 65 Yes
Tool Material High Speed Steel
Weight 0.0313 lbs.
Country of Origin ISRAEL

Prop 65 Warning

Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.



  • Designed to be used in a fixed arrangement within the die head, permitting chasers to make a successive thread cut to reduce the cutting load on each individual chaser element.
  • For cutting threads with a self-opening geometric type die head.
  • Generally used for machine threading applications.
  • Well suited for a variety of ferrous and non-ferrous materials.


  • Made in sets of four sequential cutters.
  • Made in the projection type.

Technical Data

  • Manufactured from high speed steel with bright finish.
  • Have a 10° hook and 33° chamfer.


Style "D" and "DS" chasers up to 3/4" are interchangeable.


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