When were tongue-and-groove pliers invented?

1933
In 1933, Chief Engineer Howard Manning developed the tongue-and-groove, slip-joint pliers for which the company is known.

Who owns channellock?

the DeArment family
Today, Channellock Inc. is run by the fifth generation of the DeArment family. The company is based out of two facilities, equaling a total of 230,000 square feet, in Meadville, Pennsylvania, with nearly 400 full-time associates. The company manufactures more than 120 different sizes and types of pliers and hand tools.

What are tongue-and-groove pliers called?

86 products. Tongue-and-groove pliers provide a wide jaw-capacity range to grip and turn pipes, fittings, fasteners, and other items. Also known as multigrips and groove-joint pliers, they have an adjustable pivot point for moving their lower jaw up or down a grooved channel to set the distance between the jaws.

What is Channellock tool?

Channel lock pliers, named after the American company that produces them – Channellock — are used for grabbing and pinching things. They’re made from sturdy materials such as high-carbon steel, and their gripping jaws provide a strong grip on an object.

Who made the first pliers?

The tool’s inventor, Mathias Klein, identified a gap in the market for an all-encompassing tool to help electricians in their trade.

When was the first pliers invented?

around 3000BC
It’s believed the first pliers were invented more than 5000 years ago, around 3000BC, and that they were most likely initially made of wood. They, in time, came to be crafted from bronze, and later from stronger materials including iron and steel.

Are all CHANNELLOCK tools Made in USA?

All CHANNELLOCK® pliers are still made in Meadville. Channellock, Inc. has more than 4,000 U.S. wholesale and retail customers and ships to customers in 45 countries.

Are CHANNELLOCK tools made in America?

American manufacturing becomes more and more scarce every day, but CHANNELLOCK® is proud to put Americans to work manufacturing authentic CHANNELLOCK® pliers. We employ over 350 associates who contribute to our local, state and national economy in Meadville, PA.

Why should not you ever use pliers on nuts?

Because their jaws are flexible. They leave tool marks on the nut or bolt head, often rounding the corner so much that it becomes extremely difficult to fit the proper wrench on the nut or bolt head in the future. Pliers can slip on a nut or bolt head and cause bruised knuckles or worse.

Who invented slip joint pliers?

Engineer Howard Manning
This was a breakthrough year for Champion-DeArment as Chief Engineer Howard Manning developed the concept of multi-position, tongue and groove, slip-joint style pliers. The pliers were named “Channellock,” and a patent and trademark protection were granted in 1935.

Are CHANNELLOCK pliers good?

Because of their large jaw capacity—more than 2 inches for a pair of 10-inch pliers—adjustable pliers (a.k.a. water pump pliers or Channellocks, a trademarked name) are excellent for a wide range of uses like tightening the under-sink plumbing, installing a new toilet, or adjusting your garage doors.

Are CHANNELLOCK tools Made in USA?

Channellock, Inc. started making our high quality hand tools back in 1886. 133 years later, we have over 350 dedicated associates who manufacture more than 75 different sizes and types of pliers in Meadville, PA, USA.