By DELTA
Premium O-Ring Pack,Thickness 0.5mm, Total 39 Sizes & 144pcs/Pack
11.0, 13.0, 14.0, 15.0, 16.0,16.5, 17.0, 17.5, 18.0, 19.0,19.5, 20.0, 20.5, 21.0, 21.5,21.7, 22.0, 22.5, 23.0, 23.5,24.0, 24.5, 25.0, 25.5, 26.0 26.5, 27.0, 27.5, 28.0, 28.5,29.0, 29.5, 30.0, 30.2, 30.5,31.0, 31.5, 32.0, 33.0
Refill : WR-O-1100x1200x50 / Int x Ext x Thick