... according to the drawing. Product name: Forged ring ,forging ring,Forging shaft sleeve, alloy steel shaft sleeve ... etc. Main productsAuto forging parts, Machinery forging parts,Hardware forging parts,Engineering forging parts , boats and ... DIN, SIS and EURONORMMachiningturning, milling, drilling, grinding, threading, CNC machining etc.Surface Finishingsand blasting, polishing, plating, acid treatment, ...