Introduction

KS TOOLS O-Ring assortment with 419 pieces covers inner diameters from 3 to 50 mm (R01-R32), making it ideal for automotive, plumbing, and general mechanical sealing tasks. Designed for professionals and serious DIYers who value ready-to-use seals.

Key Features & Design

• Total of 419 O-rings for a comprehensive range of sizes
• Inner Ø 3–50 mm (R01–R32) coverage
• Suitable for a wide variety of sealing applications, from automotive to home maintenance
• Includes common sealing profiles for quick replacements

Performance / Benefits

This KS TOOLS O-Ring set helps you seal quickly and accurately, reducing downtime and ensuring reliable performance in engines, pumps, valves, faucets, and other machinery. The broad size range lets you find the right fit on the spot, improving repair quality and extending the life of your seals.