Burr Tool 8-35 mm - hand tool for external and internal burring of copper, brass, aluminum, steel and plastic pipes. Fits pipe sizes from 8 to 35 mm (≈3/8"-1 3/8") and is used to remove sharp edges after cutting, improving sealing and reducing the risk of damage. Available in several variants from manufacturers such as REMS, Ironside and Supertool, with ergonomic grip and replaceable HSS blades for long life