Gallery Explore Petromech interlocking Product Lineup Machining Interlock Key Raw material Cutting Machining Process Machining activity Machining 3 Machining 2 Key Machining internal Training and demonstartion Welding Operation Interlock Assembly Interlock Assembly Interlock Assembly Checklist Interlock Linear Key Testing Internal Meeting with Quality incharge in Factory Assembly Setting Drilling process Interlock Assembly inspection 3 inspection 2 inspection Inprocess inspection Incoming inspection MRB Files packing