Fullerton Tool is a leader in the manufacturing of Carbide Reamers. Reamers are round cutting tools that enlarge the size of an existing hole, offering high quality of finish and straightness upon completion of the operation. Fullerton Tool has led the industry with its pioneering programs offering next-day service on carbide reamers to customer specs. Fullerton Tool continues to lead the industry by offering tolerances down to .0001 inches and same-day reamers