... to customers' requirementsFor example:1) Bearing bar pitches may be 12.5, 15 to ... 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etcI bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etcUS standard: 1 ... / Smooth, Serrated /teeth, I bar, serrated I bar 7StandardChina: YB/T 4001.1-2007, USA: ANSI ... /NAAMM(MBG531-88),UK: BS4592-1987, Australia: AS1657-1985,Germany: DIN24537-1-2006, Japan:JIS bar ...