Multi-blanks is for mutiple saw blade used in the ... silent one(DETENSO), Multi blades, etc..Steel cores for Multi-blades work in the same set share the same parameter in diameter, bore ... tension, for we adopt a special craft. Cutting synchronously with multi blades, the products cutting efficiency is enhanced, yielding a ... *6.0/5.5430*3.0Special specification also available. Multi saw blades blanks