noun
plane for truing the soles of other planes
A specialized woodworking plane whose blade is set at 90 degrees to the base, used to flatten and maintain the soles of other wooden planes.
台直し鉋は、他の鉋の台を平らに直すための専用の鉋です。
A dai-naoshi kanna is a specialized plane for flattening the soles of other planes.
A general woodworking plane; 台直し鉋 is a specific type used only for truing plane soles.
Compound of 台 (dai, 'base, stand') + 直し (naoshi, 'fixing, correcting') + 鉋 (kanna, 'plane'). The name describes its function: a plane for fixing the base of other planes.