Profile: Muskegon Tool Industries, Inc. focuses on spade drills & blades, grinding fixture & arbors and trepan tools. We deal with nuclear reactor components, deep hole trepanning and high production shallow depth trepanning. Our special indexable drills are designed for multi-diameter drilling and chamfering. Our tools are well known for their ability to bore multi-diameter holes in one operation and special boring bars eliminate machining operations. We also offer special milling cutters, replacement chasers, die heads and block style boring.