Fitment: Works with 3/16in (4mm) through 1/2in (14mm) O.D. tubing, perfect for brake, fuel, transmission, and coolant lines. Function: Three cutting edges ensure clean and even deburring, allows for flaring and joining of tubing without the risk of metal shards contaminating the job. Premium Material: Deburring tool is made of metal material, rustproof, high strength, not easy to deform, sturdy and durable. Excellent Performance: Professional manufacturing, exquisite workmanship, heavy duty, stable performance and high reliability. Simple Operation: Burr remover hand tool is easy and convenient to use, comfortable and anti slip grip, save your time and energy. Item Type: Deburring Tool Material: Metal Fitment: Works with 3/16in (4mm) through 1/2in (14mm) O.D. steel, copper, copper alloy, and aluminum tubing Perfect for brake, fuel, transmission, and coolant lines 1 x Deburring Tool