Machinery steel : S45C, VCL/ 4140, VCN/ 4340. PLASTIK MOLDING STEEL : S50C/ 1730, 2311, 2316/ STAVAX. TOOL STEEL : SKD11/ 2379, SKS3/ 2510 HOT WORK STEEL : SKD61/ 2344 , NON FERROUS METAL : COPPER/ TEMBAGA, BRASS/ KUNINGAN, STANLESSTEEL, ALUMUNIUM DURAL, BRONZE, BERLIUM COPPER/ BeCu