Inter-Tool was founded as Leitch & Co. (www.leitchco.com) in 1922. Co grew to be one of the largest suppliers stone, tile and concrete equipment San Francisco Bay area remained so even after company sold new owners that brought engineering began improve upon being sold. Later, created a manufacturing development division give ...

Diamond Products is one of the largest manufacturer diamond tools in United States. We are headquartered Elyria, Ohio which located 30 miles West Cleveland, Ohio. The company has grown from twelve employees early seventies to with over 300 date. started out mid forties manufacturing bits for mining applications under ...