... (mm)length(mm)NominalToleranceNominalToleranceSFFBN4,5,6+0.4801000+5.07,8,9+0.580SF×BN10,13,1516,18+1.1001000+3 ... .5-30±0.30-±0.50450×4501.5-30±0.30-±0.50600×6002-30±0.30-±0.50800×8003-30±0.30-±0.501000×10003-30±0.30-±0 ... .501200×12003-30±0.30-±0 ...