Features 1、Fine Engineering Design: The pipe reaming drill bit set includes three reamer bits with blade diameters of 15‑19mm, 18 x 24mm, and 24‑31mm. 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. 2、Industrial 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. 3、Incisive 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. 4、Wide 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. 5、Good 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. Specification Item Type: Pipe Reaming Drill Bit Material: High Speed Steel (HSS) Coating: Ti Plated Shank Diameter: 20mm / 0.79in, 25mm / 0.98in, 32mm / 1.26in Blade Diameter: Approx. 15-19mm / 0.59-0.75in, 18 x 24mm / 0.71 x 0.94in, 24-31mm / 0.94-1.22in Suitable Equipment: Electric Drill 600w, Lithium Drill 20V, etc. (Do not use on low power) Product Features: Can be used for enlarging pipes without replacing fittings, spiral design for fast and precise drilling, slick cutting edges. Package List 3 x Pipe Reaming Drill Bits