Notes: 64823.8 LUBRIFICATING NIPPLES M8x1con.CH9 Acc.Zn is original DOOSAN product. 64823.8 LUBRIFICATING NIPPLES M8x1con.CH9 Acc.Zn1 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849