purchase of cane cutting knives & hammers , purchase of cane cutting knives & hammers , fibrizer hammers is 2062 , gr . e250 quality- br , crushing guarantee: one full season with ultrasonic test certificate and chemical test report for base metal which includes 1 . yield stress , 2 . tensile strength , 3 . elongation , 4 . bend test , 5 . hardness size as per our drawing smk-641 hammers should be without domite tips . , cane cutter knives with domite tips , ( zuper- make ) is 2062 , duly forged gr . e250 quality br , ultrasonic tested and with test certificate which includes 1 . yield stress , 2 . tensile strength , 3 . elongation , 4 . bend test , 5 . hardness guarantee one full season size as per our drg . smk-663-r-1weight balance : + ( - ) 25 gms , domite tips , 90x90x24 suitable for our fibrizer hammers with bolts , washers , etc ( zuper )