Barre interne, jeux de 5 pièces (borazon)【5 pièces】

[Features]
· Borazon (CBN) is an abrasive grain that has hardness second to diamond. Suitable for iron based materials (stainless steel, SC, SK, SCM, etc.) for which diamond is not suitable.
· Also suitable in cases where sufficient cooling is not possible, as its heat-resistant temperature is higher than that of diamond.
[Applications]
· Applicable workpiece materials: Carbon steel, tool steel alloy, high-speed tool steel, bearing steel, case hardened steel, hardened steel, stainless steel.