32 Size 1540 Pcs O Rings Assortment Kit Metric Nitrile Rubber Oring Set, 50Mm {WIDE APPLICATION}?Rubber O-ring kit for faucets plumbing,pressure washer, hose nozzles, sinks,filters,hydraulics fluid,auto engines, machinery bearings,pumps,boats,oils,gas control valve, spray,air,kitchen bathroom water fitting seal leak repair.A {MULTIPLE SIZE}?Assorted oring washer gasket assortment set contains 32 Metric size OD:?4mm?6mm?7mm?8mm?9mm?10mm?11mm?12mm?13mm?14mm?16mm?17mm?18mm?19mm?20mm?21mm?22mm?23mm?24mm?25mm?26mm?27mm?28mm?30mm?35mm?38mm?40mm?45mm?50mm?X ?Thk:1mm?1.5mm?2mm?2.4mm?3.1mm?3.5mm)?can meet almost all your needs. {INCLUDED TOOLS}?O rings Rubber kits comes with 4-Piece precision pick and hook set, includes 1-pc. full hook; 1-pc. 45-degree pick; 1-pc. 90-degree pick; 1-pc. straight pick, each is designed with high torque acetate handles and precision tips for use on clips, wire, O-rings, gaskets and other precision fasteners and components. {HIGH-QUALITY MATERIAL}?Black o rings set made of high-quality commercial grade nitrile rubber (NBR) material, it has excellent high temperature and low temperature resistance, the working temperature range is from -40? (-40?) to +248? (+120?), maintains good elasticity, has It has the advantages of ozone resistance and weather resistance, so it is suitable for thermal mechanical sealing gaskets. widely used in machinery, electronics, hot water and other industries. {PACKAGING FEATURES}?TWCC assorted o-rings kit the 32 sizes are placed in a sturdy plastic storage box in order, and each size is attached with detailed label paper, which is very convenient to use, o rings are stored in order of small to large for easy retrieval. It can be used for months or even years rather than buying them at a hardware store.