tender for swinging nut to fiat drg.no.1267504 ver.00 and spec.no.en1.0570;10025 / 29;mdts166 rev.1 or latest and mdts.150,rev-nil. as per drg.no. fiat drg.no.1267504 ver.00 specn:spec.no.en1.0570;10025 / 29;mdts 166 rev.1 or latest and mdts.150,rev-nil.