DEWIN Rubber O Rings Assorted, Small Ring Assortment Set Hydraulic Plumbing Gaskets Seal Kit 18 Sizes 279Pcs/Kit

【Premium Material】: These O-ring seal rings are made of wear-resistant rubber NBR (Nitrile Butadiene Rubber). They have good anti-aging and air tightness, oil resistance, abrasion resistance, durability and long service life. 【Easy to Use】: The O-ring rubber seal is designed for easy installation and will produce a clean and decent appearance. Good sealing, nitrile rubber O-rings can be used in a wide temperature range from -34°C to 121°C. 【279 Pieces in 18 Common Sizes】: Gaskets include 18 common and different sizes from Ø3×1.5mm to ø18x2.5mm, a total of 279 pieces, which can meet all your needs. 【PORTABLE AND EASY TO SAVE】: 279 pieces of sealing ring set are all sorted in a box with labels and organized storage boxes, making it easy to choose the right size, very practical and simple in your hand. 【Wide application】: Rubber o-ring seal set is suitable for pipeline, machine, hydraulic, pneumatic, sanitary maintenance, and is widely used in automobile, electronics, chemical, anti-grain, flame retardant, food and other industries.