... 12", 14", 18", 24", 36", 48"2) Handle and hook jaw drop-forged with high quality steel, heat-treated.3 ... ) hook jaw hardness : body/ 33-40HRC jaw/ 55- ... J31-2502410.0AcceptableThe Thyristor Medium Frequency FurnaceKGPS-25046.0AcceptableDrilling and Milling MachineZX6350D205.0AcceptableVertical Drilling MachineZ5355013.0AcceptableMilling MachineGX6138, X5130 ...