... Professional process control Good after service Farm Machine Spare Part Gear Box It is produced by customer's drawing or sample. Main ... : Chemicals & MaterialAISI: 1035,1040,4140,4320,4340,8620H Gear Specification Survey (Composite Table) Type Gear Min. Dia. Max. Dia. Face DP/Module ... hardening Quench & temper Flame hardenInduction harden Farm Machine Spare Part Gear Box