Universal Kit FPSK04 contains: 2 handles 1 IPR gauge 4 single sided (1 of each .08 mm, .10 mm, .13 mm, .18 mm) 6 double sided (1 of each .11 mm, .15 mm, .21 mm, .30 mm, .40 mm, .50 mm) FitStrips are your complete line of interproximal trimmers and...