1、SIZE INFORMATION: The kit includes three PPR lifting bits with diameters of 15‑19mm, 18‑24mm and 24‑31mm. With 1/4in hex shank, compatible with most power tools 2、ACCURATE ENGINEERING: All PPR lifting drill bit tips are at a 90 degree angle for incisive and accurate countersunk holes, ensuring a clean and accurate surface 3、RUGGED CONSTRUCTION: These bits are made of industrial grade high carbon steel and coated with Ti for durability, long service life and reuse 4、INCISIVE EDGE: The incisive cutting edge of these bits provide high machining accuracy, resulting in clean, smooth drilling and increased efficiency 5、VERSATILE APPLICATIONS: These PPR lifting bits are designed for materials such as PPR plastics and are ideal for opening and reaming tasks Item Type: PPR Lifting Drill Bit Material: Bearing steel Product Advantages: Strong and long lasting, not easy to run edges, smooth without burrs Applicable Equipment: Hand drill, electric wrench Applicable Range: PPR pipes, plastic products and other materials Diameter: Approx. 15 ~ 19mm / 0.59 ~ 0.75in, 18 ~ 24mm / 0.71 ~ 0.94in, 24 ~ 31mm / 0.94 ~ 1.22in 3 x Drill Bits 1 x Pipe Cutter