FAQs

Please read our FAQs page to find out more.

How does the "Seal Twister" tool work, and how does it prevent damage to expensive hydraulic seals?

This tool is a game-changer for hydraulic repairs. It safely bends the U-cup or rod seal into an $\Omega$-shape (omega shape) without leaving sharp creases. This temporary reduction in size allows you to effortlessly slip the seal into the deep gland groove of the cylinder. By eliminating the need for sharp screwdrivers or makeshift tools, it completely prevents accidental scratches, tears, or damage to both the seal and the cylinder wall.

What sizes of seals can this 3-piece kit handle, and is it suitable for heavy equipment?

Yes, this universal 3-piece kit is specifically designed to cover the vast majority of automotive, industrial, and heavy equipment hydraulic repairs (such as excavators, loaders, and backhoes). The kit includes three color-coded sizes to handle a wide range of rod diameters:

  • Small (S): For rod diameters from 22mm to 40mm (0.87" - 1.57") with a max seal cross-section of 6mm.
  • Medium (M): For rod diameters from 40mm to 70mm (1.57" - 2.75") with a max seal cross-section of 8mm.
  • Large (L): For rod diameters from 70mm to 165mm (2.75" - 6.49") with a max seal cross-section of 10mm.
How does the upgraded handle design make installation easier compared to standard versions?

Bending heavy-duty, high-hardness hydraulic seals requires significant hand strength. Our upgraded kit features an extra-large, heavy-duty handle design that provides superior leverage, making it much easier to twist stiff seals. Additionally, the handles are equipped with a premium anti-slip thumb grip feature, giving you maximum control and safety even when your hands are slick with hydraulic oil or grease.

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