Description This hole plug assortment set is made of premium rubber material, with good workmanship which can support long-lasting use. Features excellent electric resistance capability, these wiring grommets are very flexible and can be easily installed according to the thickness of the cable. Features -Color:Black -Material:Rubber -Size:1.00X1.00X0.50cm/0.39X0.39X0.20in -Specification: 4mm, 5mm, 6mm, 8mm, 10mm. - The rubber grommets are designed to cover holes that are no longer used and protects cables or wires, being very professional and practical. - Made of premium rubber materials, very flexible, tough, has good electrical resistance properties. - Rubber O-rings are used for wiring repair and protect wiring by preventing metal touch. - Can be widely applied for automobiles, pumps, valves, water pipes, sprays, electrical appliances, crafts, decorations and so on. - Special design and these rubber hole plugs are of outstanding craftsmanship, can be the best replacement for your old, broken one.Package list: 20 x Grommets(4mm) 30 x Grommets(5mm) 25 x Grommets(6mm) 15 x Grommets(8mm) 15 x Grommets(10mm)