band saw blade The rear parts of this saw blade is made of special alloy band saw bladeSPECIFICATION OF BI-METAL BANDSAW BLADES (M42)Specification (mm ... ,82/3,3/4, 4/6,5/8,6/10 2/3, 3/434 x 1.072,3, 42/3,3 ... /4, 4/6 2/3, 3/441 x 1.272,3,42/3,3 ... /4, 4/6 2/3,3/4The above are the normal specification in China and could be available from stock band saw blade