Features: 1) Sterilization: By E. O. Gas (or By Gamma Radiation on request); 2) Available Sizes: 10, 11,12, 13, 14, 15, 18, 19, 20,21, 22, 23, 24, 25, 36 3) Material: Stainless Steel or Carbon Steel 4)Packing: neutral individual sterile packing, 100PCS/BOX, 50BOX/CTN; CTN size: 36X20X17cm 5) OEM is available. 6) Free samples are available CE and ISO certified. Lead time: within 3-4 weeks / depending on the quantity. Sainty will always be for your best service.