When was wire cutters invented




















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Our other sites:. Chris 1st January Save Saved Removed 0. The Channellock pliers are designed with a rounded, somewhat blunt nose. This is the design found on most wire cutters, but we did see a couple of models with a narrower, more pointed cutting head, which helps with both precision and maneuverability in tight spots.

Unless you are specifically engaged in a hobby that requires high precision, like picture framing or jewelry making, the difference may never be noticed. Our pick is fine for general cutting. If the Channellock pliers are unavailable, or you just want a quality tool for less cash, consider the Irwin Vise-Grip 6-Inch Diagonal Cutting Pliers.

We originally recommended the 7-inch version of this pair, but it seems to be available from few retailers. We think the 6-inch version provides a similar enough experience that our advice still stands.

Aside from our main pick, most of the wire cutters had similar cutting abilities, and among those, this Vise-Grip model represents the best combination of comfort and value. While the Irwin pliers are not as strong as the Channellock pliers, they can deal with all but the most aggressive tasks. The Bahco G Ergo Cutting Pliers have excellent handles and the ability to easily engage or disable a spring-loaded mechanism that opens the handles automatically after a cut—a feature rarely seen on tools this size.

The padded handles felt the most comfortable of the tools we tested, and the nose is considerably smaller, aiding in both precision and maneuverability. Tucked in one of the handles is a small metal clip that slides upwards to touch the opposing jaw near the pivot point. When the jaws are closed, the clip is tensioned, so once the handle is released, the clip springs open again, bringing the handle with it. When not in use, the clip easily slides back into the handle. This is an invaluable feature for cutting through the tight grid of a piece of hardware cloth, like when we made tree guards.

They have a slightly different arc on them, which makes it natural to grip toward the end of the handles, rather than the middle, like on most models. This comfortably puts the hand farther from the pivot, increasing the leverage and ease of cut. These made it easier to line up precise cuts and they gave the tool more working room in tight situations, like a crowded outlet box. The Bahco jaws also come to a point. Most of the others, including the Channellock, Irwin, Klein, and Knipex, have a more rounded nose.

The Bahco pliers are a bit of an investment for a tool that might not see a ton of use, and we think most people would be happy with the abilities of the more powerful Channellock pliers or the much less expensive Irwin offering. The wire-cutting needs of the AV hobbyist differ from those of the general-purpose user. Irwin claims its model offers twice the cutting power at half the effort, and Knipex says its model requires half the force of its standard cutters.

These are both very strong tools, but I found that our Channellock recommendation had nearly the same cutting ability. It till took considerable hand strength, though. The Knipex 74 01 is manufactured in Germany and has an excellent look and feel. Knipex also has a version of the tool with padded handles, the 74 02 which we did not test.

We also tested the DeWalt DWHT , and like the rest, its cutting ability was inferior to that of our main pick and similar to that of our Irwin budget pick.

This pair also lacked padded handles, so it wore my hand down during repetitive use. One thing I did like about the DeWalt pliers is that the handles have a second curve, splaying out slightly at the ends.

It's incredibly easy. Knipex Tools also makes a few different styles as well. Knipex also makes a self-adjusting wire stripper with a pistol grip. You can see the original and pistol grip being used here. You'll save a lot of time and work on jobs where a lot of wire stripping needs to be done, so grab one today! The main drawback to this style compared to the self-adjusting model is that this style features a limited range of wires it can strip.

The most recognizable brand making this style would be Ideal Tools , though you can grab a similar one made by Greenlee or Knipex.

Each brand makes multiple sizes, so be sure to order the right size, and some of them may require extended handling due to being custom ordered. Be sure to check before ordering. Some remove the adjustable factor and simplify the design and merely add the various gauge sizes as notches in the blade area. Starting with adjustable strippers, the basic sort allow you to adjust the gauge size by turning a small knob. Hand Wire Splicing Technique.

Add a section of shrink tubing ont o the wire. Don't forget this step… or you'll regret it after you've finished the splice. Rope splicing , joining two pieces of rope or cable by weaving the strands of each into the other. Eye splice , a method of creating a permanent loop in the end of multi stranded rope by means of rope splicing. Splice joint, a method of joining two members end to end in woodworking. Technically, you 're not supposed to splice extension cords.

Even if you solder the wires, wrap each wire with electrical tape and encase the whole splice in heat shrinkable tubing, it still won't have the abrasion resistance of a new cord. Plus, it's not permissible under the National Electrical Code.

The high voltage about volts effective, 60 Hz AC is supplied to the smaller prong of the standard polarized U. It is commonly called the "hot wire ".

If an appliance is plugged into the receptacle, then electric current will flow through the appliance and then back to the wider prong, the neutral. Repair a Damaged Power Cord.

A cut or damaged power cord will often mean a costly replacement of an otherwise-working tool or appliance. However, there are times when you can repair the cord yourself without replacing the entire tool. Neutral : The white wire is called the neutral wire. Ground: The bare wire is called the ground wire. Like the neutral wire, the ground wire is also connected to an earth ground.



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