165Pcs Bonded Sealing Washers, Nbr Metric Zinc-Plated Steel Self-Centred Sealing Product Features ?FUNCTION?Daptemn 165pcs metric zinc-plated steel self-centred rubber seal washer combination box, is suitable for cars, ships, engines, oil pipelines, gas control, faucet seal repair with silicone seal washers. ?INTERNAL SIZE?Assorted oil drain plug gasket set internal diameter:?6 (6mm/0.24" ), ?8 (8mm/0.35" ), ?10 (10mm/0.39" ), ?12 (12mm/0.47" ), ?14 (14mm/0.55" ), ?16 (16mm/0.63" ), ?18 (18mm/0.71" ), ?20 (20mm/0.79" ), ?22 (22mm/0.87" ), ?24 (24mm/0.94" ). ?OUTER SIZE ?Assorted o ring kit set outer diameter: M6 (9mm/0.35"), M8 (13mm/0.51"), M10 (15mm/0.59"), M12 (17mm/0.67"), M14 (19mm/0.75"), M16 (21mm/0.83"), M18 (24mm/0.94"), M20 (27mm/1.06"), M22 (29mm/1.14"), M24 (31mm/1.22"). ?SPECIFICATION ?Bonded seal washer has: M6 (15pcs ), M8 (15pcs ), M10 (15pcs ), M12 (20pcs ), M14 (20pcs ), M16 (20pcs ), M18 (20pcs ), M20 (20pcs ), M22 (10pcs ), M24 (10pcs ), a total of 165 pcs. ?MATERIAL?NBR O-ring is made of zinc-plated steel gasket and rubber, with oil as medium, for sealing threaded pipe joints and plugs. The working pressure is 400KA/CM (39.2MPA), and the working temperature is between -30C - 120C. A washer is a part that is placed between the connecting piece and the nut. ?HIGH QUALITY?High pressure tubing half pack assembly gasket complete specifications, not easy to rust, oil resistance, wear resistance, pressure resistance, wate proof long service life. The hardness is 2 times higher than that of copper gasketand 10 times higher than that of aluminum gasket. ?PURPOSE?Used for: oil pipeline system as a medium, used for welding, mechanical devices, to prevent oil, fuel, water, medicine leakage. Crush washer assortment are color cod by size, eliminating the hassle of matching sizes. ?AFTER SALE ?If there is a quality question, please feel free to contact us, I will do my best to solve your problem as soon as possible, until you are satisfied. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!