Feature:   PRECISION DRILL BIT - This expansion repair drill bit is meticulously designed to create precise holes in PPR water pipes, ensuring seamless repairs and installations.   EFFICIENT EXPANSION - The innovative design of this drill bit allows for efficient expansion of PPR water pipes, facilitating quick and effective repairs without compromising structural integrity.   VERSATILE COMPATIBILITY - With multiple sizes available in the set, these drill bits offer versatility in application, making them suitable for a wide range of pipe diameters commonly found.   Specification:   Material: High speed steel   Size: As show   Package Included:   1pcs Expansion Repair Drill Bit for PPR Water Pipe   or   1 set Expansion Repair Drill Bit for PPR Water Pipe