Check the listing for details. Brand Best model brass convex plane ,luthier making tools，blade width 18mm. Condition: New, Made in China. Listed at 24.43 USD. Its belly length 50mm ,width: 23mm， blade width 18mm，thickness:(3mm). the blades is made of the high-quality high-speed steel. Planes bottom be wear-resisting Brass make. It very well applicable to use on small woodworking projects, hard to reach places, for example for violin, cello, guitar etc.Blades are easily sharpened when needed.