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Tapered Tang Calculator


Use the calculator below to find the angle necessary for achieving a perfect tapered tang on a 2x72 surface grinding attachment.


  • Pivot Points - The distance between your 2 pivot points on your surface grinding attachment. On Ameribrade grinders, this is 10 inches.
  • Stock thickness - The tickness of you stock.
  • Desired tip thickness - This is the desired thickness of the thin side of the taper.
  • Taper Length - How long the taper should be.


  • Results - The shim size needed at both pivot points to achieve the correct angle.

Calculator Created by: Jacob Christian - Besslen Bladeworks


Imperial or Metric