GCH Tool Group is a leading global supplier with more than 25 years of manufacturing experience providing new spare parts and component assemblies for most types of grinders. Our commitment to stock more than $4.5 million dollars worth of inventory in Warren, Michigan sets us apart from any other supplier. Our off the shelf exchange program assures that your actual downtime will be minimal. GCH is also a world class re-manufacturer offering new machine warranties and new machine performance on the aforementioned OEM’s.