Quality: The Ball Gouge has a revolutionary, rings shaped blade that is self sharpening, rotatable AND replaceable to provide optimal value and durability and features Anti-Grab Technology, which helps prevent the tool from digging Durable: Made of heat-treated tungsten carbide, suitable for machining variouskinds of metal material Versatile: Widely used for metalwork, tool making, engineering,model engineering, wood carving, jewellery making, welding, chamferring,casting, deburring, grinding, cylinder head porting and sculpting Tools: 10mm is Suitable for 100 Type Angle Target: This is an essential bit for metalworker & DIY carving fans, easy to grasp and use, safe and reliable, Weight: 0.21605301676 Pounds, Manufacturer: Zambuph