Model NO.：PTFE Hose

Model NO.：SAE100 R6

Model NO.：SAE100 R7-EN 855 R7

Model NO.：GB/T 10544 R15-SAE100R15

Model NO.：GB/T10544R13-SAE100R13-EN856R13

Model NO.：GB/T 10544 R12-SAE100 R12-EN 856R12

Model NO.：GB/T 10544 4SH-EN 856 4SH

Model NO.：GB/T 10544 4SP-EN 856 4SP