How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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About Measuring Hose and Tube Clamps
What's the best way to determine the clamp size you'll need? Simply measure the outside diameter of your hose with the fitting installed. Some clamps accommodate a range of sizes, so be sure the size you need falls in the middle of that range.
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Hose and Tube Gripping Pliers


Curved, serrated jaws firmly grip hose and tubing for installation and removal without damage. These pliers have an ultra grip made of hard and soft materials for comfort and slip resistance.
Jaw | ||||||
---|---|---|---|---|---|---|
Overall Lg. | For OD | Lg. | Texture | Material | Each | |
Curved Jaws and Ultra Grip | ||||||
8" | 1/2"-2 7/8" | 2 11/16" | Serrated | Steel | 0000000 | 000000 |
Hose and Tube Pinch-Off Pliers


Clamp down on nonreinforced hose and tube to squeeze it shut, eliminating the need to drain the hose when working on pumps, heating and cooling systems, and fuel lines. Squeeze the handles to lock the jaws and these pliers stay in place. They have plastic grips for comfort.
Pliers with lever release open when you press the lever.
Pliers with quick release are easier to open with one hand than lever release—push the handles open with your fingers.
Locking Pinch-Off Pliers

Clamp down on nonreinforced hose and tube to squeeze it shut, eliminating the need to drain the hose when working on pumps, heating and cooling systems, and fuel lines. Turn the screw to adjust the pressure and squeeze the handles to lock the jaws. These pliers stay clamped in place until you press the lever to release.
Jaw | ||||||
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Overall Lg. | Max. Capacity | Lg. | Texture | Material | Each | |
Flat Jaws and Lever Release—Plain Grip | ||||||
7" | 1 3/8" | 1" | Smooth | Steel | 0000000 | 000000 |
Pinch Clamp Pliers



Crimp pinch clamps closed on hose and tube. Also known as pinch clamp pincers.
Straight jaw pliers must be used perpendicular to the hose.
Straight and side jaw pliers are good for tight spaces because you can use them parallel or perpendicular to the hose.
Pliers with a center handle have an added handle that reduces the fully open grip span. They also have a higher closing force than the other pliers, so they require less strength to crimp pinch clamps closed. You can use them with double pinch clamps.
Spring-Band Clamp Pliers

The tips adjust to accommodate the clamps often found on heater and radiator hoses.
Overall Lg. | Jaw Opening Style | Each | |
13" | Manual | 0000000 | 000000 |
Spring Clamp Pliers
Hose-Crimping Pliers

As you squeeze the handles, the vise-like jaws lock tightly onto the ferrule to secure barbed fittings onto your hose. To select the correct pliers, measure the hose OD and select the next larger size "For Hose OD" below.
For technical drawings and 3-D models, click on a part number.
Crimping Tools for Press-Connect Fittings for Copper Tubing
Create a leak-tight seal without using heat or solder. Slide copper tubing into a press-connect fitting and use these tools to crimp the connection.
Crimping tools seal the fitting in less than five seconds. Lightweight and cordless, you can take these tools to any job. Access your connection from any angle using the pivoting head.
Crimping tools come with two 2.5-amp-hrs.-capacity batteries. Upgrade to a 5-amp-hrs.-capacity battery for over 500 crimps per charge.

Jaws fit directly into a crimping tool to clamp copper tube sizes 1/2 to 2.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.

Use rings for copper tube sizes 2 1/2 to 4. Clip the ring around the fitting and use the included ring actuator jaw and crimping tool (sold separately) to press the open ends together.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.
For Copper Tube Size | For Tube OD | Includes | Compatible With | Each | |
2 1/2, 3, 4 | 2 5/8", 3 1/8", 4 1/8" | Three Rings (2 1/2-4 Copper Tube Size) One Ring Actuator Jaw | Viega ProPress XL-C | 00000000 | 000000000 |

Jaws fit directly into a crimping tool to clamp copper tube sizes 1/2 to 2.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.
Battery | |||||||||
---|---|---|---|---|---|---|---|---|---|
For Copper Tube Size | For Tube OD | Voltage | No. Included | Cap., amp-hrs. | Battery Charger Included | Battery Charging Time, min. | Compatible With | Each | |
1/2, 3/4, 1, 1 1/4, 1 1/2, 2 | 5/8", 7/8", 1 1/8", 1 3/8", 1 5/8", 2 1/8" | 18V DC | 2 | 3 | Yes | 39 | Viega ProPress | 00000000 | 000000000 |
Crimping Tools for Barbed Tube Fittings for Drinking Water

Use these tools with a crimping ring (sold separately) to connect barbed tube fittings for drinking water to tubing. Compatible with Viega PEX fittings.