As people own their vehicles for longer periods, you will notice more frequent pinchweld corrosion. A corroded pinchweld increases the likelihood of leakage with the auto glass. It can even compromise the safety and integrity of the installation. This MSI Pro Pneumatic Gearless Angle Die Grinder will allow you to perform a safe and secure windshield treatment in helping remove corrosion. This ergonomically correct tool has a direct drive, gearless design which eliminates the need for bevel and pinion gears. This grinder comes with two collet wrenches and a tool part breakdown. It runs at 25,000 rpm with a rear exhaust. Stones and grinding bits are sold separately. Perform a safe and reliable windshield replacement with this solid grinding tool for your auto glass business.