The Fuji FG-50Y Series features a robust, compact and sturdy design with 18,000 rpm of speed. They are the longest steel version with locking lever of our 18,000 hand held die grinders. Very sturdy, traditionally used with grinding wheel, we can adapt a collet to them and use them as an extended die grinder. This is a very common conversion we can offfer. They are commonly used for grinding and deburring with carbide burs or mounted points.They are designed to run continuously in heavy duty industrial environments. They feature multiple patented designs from FUJI and will provide years of high quality ergonomics with very low maintenance.