Features: Suitable for car, door, window, electric appliance, bearing, pump, carrier roller. 419pcs, it contains every o-ring size you will ever need. Black appearance design, dirt-proof and anti-skid. Wear-resistant and corrosion resistant. No pollution, no radiation, no abnormal smell, environmental friendly. Lightweight, compact size, convenient to store. Comes with a red storage case for better arrangement.

Specifications: Material: rubber Package material: red plastic case Total number: 419pcs Size 20pcs - (Diameter)3 (Thickness)1.5mm 20pcs - (Diameter)4.4 * (Thickness)2mm 18pcs - (Diameter)5 * (Thickness)2mm 23pcs - (Diameter)7 * (Thickness)1.5mm 23pcs - (Diameter)10 (Thickness)1.5mm 23pcs - (Diameter)13*(Thickness)1.5mm 14pcs - (Diameter)10 (Thickness)2.5mm 13pcs - (Diameter)11 (Thickness)2.5mm 14pcs - (Diameter)13 * (Thickness)2.5mm 13pcs - (Diameter)14* (Thickness)2.5mm 14pcs - (Diameter)16* (Thickness)2.5mm 14pcs - (Diameter)18* (Thickness)2.5mm 13pcs - (Diameter)19* (Thickness)2.5mm 14pcs - (Diameter)21* (Thickness)2.5mm 13pcs - (Diameter)22* (Thickness)2.5mm 10pcs - (Diameter)18* (Thickness)3.5mm 10pcs - (Diameter)20* (Thickness)3.5mm 10pcs - (Diameter)22* (Thickness)3.5mm 10pcs - (Diameter)23.5* (Thickness)3.5mm 10pcs - (Diameter)25* (Thickness)3.5mm 10pcs - (Diameter)26.5* (Thickness)3.5mm 10pcs - (Diameter)28* (Thickness)3.5mm 10pcs - (Diameter)30*(Thickness) 3.5mm 10pcs - (Diameter)31* (Thickness)3.5mm 10pcs - (Diameter)33* (Thickness)3.5mm 10pcs - (Diameter)34.5* (Thickness)3.5mm 10pcs - (Diameter)36* (Thickness)3.5mm 10pcs - (Diameter)38* 3(Thickness).5mm 10pcs - (Diameter)41* (Thickness)3.5mm 10pcs - (Diameter)44* (Thickness)3.5mm 10pcs - (Diameter)47* (Thickness)3.5mm 10pcs - (Diameter)50* (Thickness)3.5mm

Package: 1 x Universal series O-ring Assortment set