China Hydraulic Parts Steel Spline Coupling disc coupling

Solution Description Model No:YT-01Resources: 40CRHardness:40-44HRCsurface treatment:nitridingthickness:.4-.6mmPlease right contant with manufacturing unit if need more designs or speical requestWHO IS HangZhou YOYE HYDRAULIC CO.,LTD ? HangZhou Yoye Hydraulic Co.,Ltd...