For those following along, welcome back! For those of you just joining us, we’ve been talking about how to restore an old Stanley #4 hand plane. If you’d like to catch up, feel free to check out part 1 and part 2 beforehand.

We’ve got our sole flattened and our frog is true, and now it’s a good time to address tweaking a few of the components that deal with chip removal: the plane throat, and the chip breaker.

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