Edward Tools GrooveLock Pliers 8” are heavy duty adjustable pliers for your home and garage. Made of drop forged hardened steel these pliers work for both the contractor and homeowner. The groove lock design allows you to easily choose the width of your pliers and lock them into place. Precision milled jaws makes for tighter and strong grabbing. Edward Tools GrooveLock Pliers 8” come with a lifetime warranty.