The ProMAXX Butch ProKit is designed to remove broken bolts in the GM 8.1L and 8.8L Power Solutions International (PSI) engines. The Butch ProKit eliminates the risk of drilling into coolant jackets of the cylinder head and is able to increase productivity and speed by ensuring straight drilling every time, the company says. The tool bolts to either top or bottom for versatility and accuracy. It is made in the U.S.A.
