Japanese Plane Kanna 12mm Convex Woodworking Tool Small Plane Cho-un

Japanese Convex Plane / Kanna – 12mm – Cho-un (長運)

This is a traditional Japanese convex woodworking plane (Kanna) with a nominal size of 12mm.

The blade is marked “Cho-un” (長運).

The curved sole makes this a specialized Japanese woodworking tool for working on curved or concave surfaces and detailed woodworking.

Size

Nominal size: approx. 12mm / 0.47 in
Wooden body thickness: approx. 32mm / 1.26 in

Please note that the actual cutting edge is approximately 6–10mm (0.24–0.39 in) narrower than the nominal size due to the grooves on both sides of the blade.

Condition
Pre-owned item. Maintenance and adjustment are required before use.

There may be signs of age, use, scratches, stains, or wear. Please carefully review all photos for the exact condition of the blade and wooden body.

Sharpening, tuning, or adjustment may be required depending on your intended use.

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