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Rip Cut Calculator

Plan rip widths and kerf so your final pieces land exactly where you want them. Clean inputs, crisp outputs, less “close enough” math.

Fast workflow
  1. Enter starting board width.
  2. Set your blade kerf.
  3. Choose target piece widths and quantity.
  4. Use the plan to set stops and rip confidently.
Tip: Mark your “keep side” on every rip. Kerf steals from the wrong side when you forget. 🙂

Rip Cut Calculator

Enter values to compute rip cut outcome.

How to use

  1. Enter your stock width (actual measured width).
  2. Enter blade kerf (check your blade spec or measure a test cut).
  3. Enter target rip widths (and quantities if supported).
  4. Use the cut plan to set your fence and sequence the rips.

Pro tips

  • • Joint one edge first. “Straight-ish” turns into “mystery width” after a rip.
  • • Rip a hair fat, then plane to final if it’s a glue-up or needs perfect symmetry.
  • • For repeat parts: set a stop block, then don’t touch the fence until the batch is done.
  • • Write kerf on the saw tape. Future-you will thank present-you.

FAQs

Why am I always short after multiple rips?

Kerf compounds. Each cut removes material, so multiple rips can eat more width than expected. Include kerf per cut, and measure stock actual width (not nominal).

Should I use thin-kerf blades for yield?

Often yes, especially on expensive hardwoods or when you’re slicing many strips. Just be sure your saw and technique keep the blade stable to avoid drift.

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