RIDGID 34955 Model 2-S Spiral Pipe Reamer, 1/4-inch to 2-inch Pipe Reamer Tool Self-feeding spiral design for extra-fast and easy hand reaming Suitable for hand reaming on pipe, sheet metal or for enlarging conduit box outlets The model 2-S reamer is not suitable for power reaming Pipe reamer has a 1/4-inch to 2-inch (6 mm to 50 mm) pipe capacity RIDGID covers its products with a lifetime warranty against defects in material or workmanship for the life of the tool