Plastic tube insert assortment

Plastic tube insert assortment. Part number: ITSET. Contents: 2x4 (10 pcs), 3x5 (10 pcs), 4x6 (10 pcs), 6x8 (10 pcs), 7x10 (10 pcs), 8x10 (10 pcs), 9x12 (10 pcs), 10x14 (8 pcs), 11x14 (5 pcs), 12x15 (5 pcs), 1/4 (10 pcs), 3/8 (10 pcs), 1/2 (8 pcs), 5x8 (10 pcs), 7.5x10 (10 pcs).