Set of T- Head Bolt M 12 x 35 confirming to Escorts Drawing no. 4EP5042 along with along with Hex Nylock nut M- 12 as per Escorts Drawing DIN982/ EQV and Spring washer B12 as per Escorts drawing no. DIN 127/ EQV. as per RDSO Spec. no. WD- 23- BMBS- 2008 ( Rev. 1 ) amndt. no. 1 of Sept. 2016 or Latest. as per Drg. No. Escorts Drawing no. 4EP5042 specn: RDSO Spec. no. WD- 23- BMBS- 2008 ( Rev. 1 ) amndt. no. 1 of Sept. 2016 or Latest.