1Fine Engineering Design: The pipe reaming drill bit set includes three reamer bits with blade diameters of 1519mm, 18 x 24mm, and 2431mm. With all drill bit tips angled at 90 degrees, these bits allow for incisive and accurate countersinking, ensuring clean and accurate surfaces finishing for various tasks. 2Industrial Grade Construction: Crafted from high carbon steel and coated with a Ti finish, these pipe reamer plumbing tools boast a sturdy and rugged structure that offers long lasting performance and reusability. The robust design ensures reliability and efficiency in drilling applications. 3Incisive Cutting Edge: The pipe lifting drill bits feature incisive cutting edges that deliver high processing accuracy, resulting in clean and slick drilling holes. This sharpness enhances drilling efficiency and accuracy, making them ideal for a range of drilling tasks in materials such as PPR plastic products. 4Wide Application: Designed specifically for materials like PPR pipes, PVC pipes, plastic pipes, and MPP pipes, these pipe reamer tools are versatile tools suitable for hole opening and hole expansion tasks. Their compatibility with various piping materials makes them a valuable asset for professionals in plumbing, construction, and related industries. 5Good Compatibility: Equipped with a 1/4 inch hex shank that is compatible with most power tools, the pipe reamer bit set offers ease of use and seamless integration into your existing equipment. Whether you are a handcraft enthusiast or a professional tradesperson, these reamer bits provide a reliable and efficient solution for your drilling needs. 3 xPipeReamingDrillBits