Mumbai, Dec. 29 -- Sona BLW Precision Forgings Ltd fell for a fifth straight session today. The stock is quoting at Rs 474.4, down 1.6% on the day as on 13:19 IST on the NSE. The benchmark NIFTY is down around 0.36% on the day, quoting at 25948.55. The Sensex is at 84699.55, down 0.4%.Sona BLW Precision Forgings Ltd has eased around 6.75% in last one month.Meanwhile, Nifty Auto index of which Sona BLW Precision Forgings Ltd is a constituent, has eased around 1.18% in last one month and is currently quoting at 27739.85, down 0.28% on the day. The volume in the stock stood at 15.63 lakh shares today, compared to the daily average of 14.09 lakh shares in last one month. The benchmark December futures contract for the stock is quoting at Rs 4...