ROB-12407 USSK20-16MM-1/2"-SS USS6-5MM-3/16"-SS 3041Q0480-SP10 US32-19-16-F MDSDK57-30-17-A ROB-12358 USSK20-16MM-12MM-SS USS6-3/16"-4MM-SS 3041Q0510-SP01 US32-18-10-F MDSDK57-30-18-A ROB-12989 USSK20-16MM-14MM-SS USS6-5MM-4MM-SS 304FH0120-SP01 US32-19-12-F MDSDK57-30-20-A ROB-12987 USSK20-16MM-5/8"-SS