All of our blades have been sterilized with Gamma Rays.
Specification
Number of Needles: 12 Flat, 13 Round Flat, 15 Flat
Disposable - one time use only.
12 Flat - single row of needles
13 Round Flat - Doulbe rows of needles with U tip
15 Flat - Doulbe rows of needles flat.