Tenders for Supply of Heavy Duty Revolving Center Mt-6 Standard. Heavy Duty Revolving Center Mt-6 Standard Material For Axle Turning Lathe Machine As Per Is Speci Fication No.- Is: 3793/1966. Make: Bharat/Trumax/Geco/Steeledge./Turnmax/Tooltech/Stribeck Warranty Peri Od: 30 Months After The Date Of Delivery