Engineered with spirals flute design for faster drilling efficiency, these 6piece hexagonal shank Lifting Stepped Drill Bit penetrate PVC pipes, solving slow drilling issues in plumbing repairs while maintaining precise Perfect for professional plumbers and enthusiasts, the 1 / 4 " hexagonal shank ensures quick compatibility with most power tool, enabling rapid bit changes during complex pipe restoration projects Crafted from wear resistant high speed steel with, these durability bit longer lifespans than standard stainless steel alternatives, ideal for repeated pipe repair tasks Features a selfcentering tip for drilling in tight spaces, essential for home plumbing repairs, construction site, and industrial pipeline maintenance requiring millimeter accuracy Antistick coating prevents buildup between flutes, combining durability with easy maintenance for seamless transfer between irrigation systems installations, Manufacturer: Msioytog