【Specification】Size: L210 x W50 x H15 mm (L8.25 x W 2 x H 0.6 inch) | Length of Blades: 14 mm (0.55 inch) | Weight: 230g(8.1 oz) | Material: S55C Carbon steel | Black Coated 【Made in Japan by local blacksmith artisans】Real Japanese bonsai tools handforged by blacksmith artisans specialized in bonsai tools from the city of Sanjo, in Niigata Prefecture. Sanjo is known since 17th century for the metalwork skills of their artisans and blacksmiths. 【Trunk Split Tool】Ideal for splitting trunks with minimizing damage to the tree; Splitting of the branch will allow you to bend a branch/trunk easier 【Little Scarring】With a sharp and sturdy blade edge, it severs wood fibers and split trunks in a cleanly manner, resulting in faster healing cuts with almost no scarring. 【Hand Forged Made】The heated carbon steel is beat and shaped by hand to make it even stronger using the same artisan methods used for many centuries by blacksmiths to forge Japanese samurai swords.