400 PCS O Ring Assortment Kit, 24 Metric Sizes Buna‑N 70A Rubber Seal Kit

400 PCS O Ring Assortment Kit, 24 Metric Sizes Buna‑N 70A Rubber Seal Kit

• [400 pieces & 24 metric sizes] — This O-ring combination set includes 400 pieces, satisfying all your sealing needs. Offering 24 metric sizes ranging from 4mm to 30mm, you can always find the right size for faucets, engines, and high-pressure cleaners.
• [Commercial Grade NBR & Wide Temperature Range] — Made from commercial grade Buna‑N 70A nitrile rubber, these o rings deliver durable sealing performance. Rated for ‑4°F to 248°F, they maintain reliable seals under extreme cold and heat conditions.
• [Oil Resistant & Heat Resistant] — The NBR material offers superior resistance to oils, lubricants, fuels, and hydraulic fluids. These rubber o‑rings withstand high temperatures for automotive engines, plumbing, and pressure washer seals.
• [Versatile Applications & Easy Storage] — From faucet seals to mechanical bearings, this metric o ring kit handles diverse DIY repairs. Each size is organized in a sturdy plastic case with labeling sheets for quick identification and retrieval.
• [Clearly Labeled & Sturdy Case] — Every compartment is clearly marked with size details for fast and accurate selection. The compact storage box keeps your o rings assortment neatly sorted and portable without spilling or losing pieces.