AN Hose assembly tool for -6 -8 -10 braided stainless steel hoses
AN Hose Assembly Tool
  • Installs braided, stainless steel hose into AN fittings.
  • Works with nylon, braided AN hose.
  • Includes spacers and sleeves for different sized sockets.

– Free shipping on orders over $99 in the continental United States.
– International orders: Please contact us to place an order.

* Does not work with PTFE fittings.  Does not work with Evil Energy fittings.

* Fit tested: Earls, Aeroquip, Russell, Goodridge, XRP, Redhorse, Summit.

US PATENT 7,818,856

Select size to view image and part #

$30.00$150.00 Select options
Koul Tools hose barb tool
EZ-ON Hose Press Model 426
  • Installs 1/4″ to 1″ hose.
  • Vise holds straight and angled fittings.
  • Includes custom carrying case.

— Free shipping in the continental United States.
— Six-month warranty.

* International orders: Please contact us to place an order.

US PATENT 9,878,429

$399.00 Read more
427 Parker hose installation tool
EZ-ON Hose Press Model 427

Hose barb installation tool inserts fittings quickly and safely

Durable stainless-steel parts and an ergonomically efficient design make the EZ-ON Hose Press 427 your high-volume hose assembly option. Simply clamp the hose and fitting securely and turn the patented lead-screw drive train with a small impact gun.

  • Installs both straight and angled fittings from 1/4″ to 1″.
  • Includes a custom carrying case.

— FREE SHIPPING in the continental United States.
— International orders: Please contact us to place an order.

Part #: 427

US PATENT 9,878,429

not rated $498.00 Add to cart
Image of Hose Press for Barbed Fittings
EZ-ON Hose Press Model 454

The EZ-ON Hose Press Model 454 installs 1 to 2 inch barbed fittings quickly and safely. The vise secures both straight and angled fittings and the lead screw drive system powers the hose onto the barb in just seconds. Light and compact, the the EZ-ON Hose Press 454 is ideal for both in-house and on-site hose assembly.

— Free shipping in the continental United States
— International orders: Please contact us to place an order.

* For 1/4″ to 1″ sizes, go to the EZ-ON Hose Press 426 page.

US PATENT 9,878,429

Estimated ship date:  Feb. 1, 2024

$895.00 Add to cart
Image of Fitting Fixer sizes 3/16" to 1/2"
Fitting Fixer
  • Repairs the sealing surface on 37° steel and aluminum fittings.
  • Utilizes an inverted cone, diamond-dust coated lapping head.
  • Works with a drill (all sizes) or tap handle (sizes -3 to -6).
  • Includes a custom storage case.

– Free shipping on orders over $99 in the continental United States.
– International orders: Please contact us to place an order.

PATENT US 9,943,942 B2

* Sizes correspond to tubing O.D. See the JIC thread chart below.
* Small Set: 3/16″ – 1/2″
* Large Set: 5/8″ – 1″

Select size to view image and part #

$39.00$200.00 Select options
Fuel line connector tool by Koul Tools
Nylon Fuel Line Tool

Install Push-Lok Hose and Nylon Fuel Line!

  • Comes with one set of clamps for both 5/16″ and 3/8″ nylon fuel line.
  • Includes vise adapters for straight, union, and elbow quick connectors.
  • A custom case for storage.

– Free shipping on orders over $99 in the continental United States.
– International orders: Please contact us to place an order.

* You must own or purchase the EZ-ON Hose Press
$80.00$445.00 Select options
-6 adapter
Replacement Parts

Used to protect push lock fittings from being scratched while held in the tool’s vise.

not rated $2.50 Select options
Image of Surseat P51B lapping tool
Surseat Flare Lapping Tools
  • Surseat P-51B is for 3/16″ to 1/2″ flared tubing with a 37° or 45° angle.
  • Surseat P-45 is for 3/16″ & 1/4″ flared tubing with a 45° angle.
  • Surseat P-37 is for 3/16 & 1/4″ flared tubing with a 37° angle.

* Free shipping on orders over $99 in the continental United States.
* International orders: Please contact us to place an order.

US PATENT 9,943,942 B2

$60.00$150.00 Select options