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Surseat Line Lapper

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Nobody like leaks…anywhere. Not at home, work, and most definitely in our project car. Yet we are always working to prevent leaks from occurring in our fuel, brake, trans lines, and… Read More

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Solving leaks in hard lines can be a real hassle sometimes, and over-tightening the fasteners can result in a fractured line, making the problem worse. Surseat will ensure… Read More

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AN Hose Assembly Tool

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BRONCO DRIVER

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PRECISION -AN PLUMBING

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RODDER’S DIGEST

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“One of the 40 hottest new products”

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“One of the top 5 innovative products for 2006”

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“We tried the -8 hose end tool and it worked exactly as advertised.”

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© 2025 Koul Tools

  • AN Hose Tool
  • EZ-ON Hose Press
    • Model 426 – Aluminum
    • Model 427 – Stainless Steel
    • Model 454 – 1″ to 2″ sizes
    • Model 223 – 2″ to 3″ sizes
    • Nylon Fuel Line Kit
    • Replacement Parts
  • Fitting Fixer
  • Surseat
  • Contact Us