351pcs silicone O-ring set, 10 sizes, oil and heat resistant, suitable for cars and pipelines

Never get caught without the right seal again. This comprehensive 351-piece silicone O-ring assortment covers 10 of the most common sizes, making it the perfect toolkit for mechanics, plumbers, and DIY enthusiasts alike.

Made from high-quality silicone, these O-rings are built to withstand oil, heat, and pressure — keeping your seals tight and leak-free in even the most demanding conditions.

• 351 pieces across 10 sizes — covers a wide range of applications
• Oil & heat resistant — suitable for engines, hydraulics, and pipelines
• Silicone construction — flexible, durable, and long-lasting
• Suitable for cars, plumbing, appliances & industrial use
• Compact storage case — keeps rings organised and easy to find

Whether you're doing a quick home repair or a full mechanical overhaul, this O-ring set has you covered.