Detailed description: Material: stainless steel Size (approx): Circle diameter: 28 mm Triangle diameter: 7 mm Highlight description: It is made of stainless steel, which is resistant to high temperatures, rust and corrosion. List of items: 1 x deburring external chamfering tool Durable: Made of extremely hard stainless steel with three shear teeth, it allows the property of high strength and hardness to be used for years Wide range of applications: Ideal for stainless steel, hardened steel, mild steel, copper, brass, aluminum, fiberglass, wood, plastic, whether with or without a thread. It can also be used as a bottle opener Safe design: Safety conscious design can protect your hands, cause no sparks or burns, and does not damage the tool. Thanks to its compact size, the tool can easily be carried in the kit Easy to use: by using the lowest speed of the drill and then applying light pressure to remove the burr Wide use: Very useful for removing burrs and pipe edges or threaded rods, for quickly repairing damaged screws and for tightening nuts made of stainless steel, hardened steel, mild steel, copper, brass, aluminum, fiberglass, wood and plastic