... kits.Good quality and best pricesMaterial: NBR and Viton or as customer request.ROHS approved.Hardness: 60-90 shore.Color for ... 2401 standard, model no: 5C[4]32 sizes, total 407pcs, AS 568 standard, model no:8B[5]32 sizes, total 419pcs ... standard, model no: 8C Non-standard size is also allowed, such as 102pec, 104pec, 125pec, 190pec, 222pec, 225pec, 235pec, 374pec ...