Check your eligibility criteria for tender Supply of Tooth Spacing K-Value Checking Go Gauge For Bull Gear 72 Teeth Mating Shaft Pinion 20 Teeth For W Ap-7 Locos To Rdso Drg. No. Skdp-3474 & Rdso: Mp.M1-129/86. Sizes Go: 260.958Mm/260.992 Mm. Mate Rial: Tool Steel To Is: 3748/90, Hardness: 50/55 Hrc. To Be Supply With Calibration Certificate. Warranty Period: 30 Months After The Date Of Delivery Tooth Spacing K Value Checking Go Gauge For Bull Gear 107 Teeth Mating Shaft Pinion 21 Teeth For Wag-9 Locos To Rdso Drg. No. Skdp-3848. Size Go: 317.09Mm/317.17Mm. Material: Tool Steel To Is: 3748/9 0, Hardness: 40/45 Hrc. To Be Supply With Calibration Certificate. Warranty Period: 30 Months After The Date Of Delivery