Construction: Made of PPR materials, these drill bits ensure long-term durability and reliability, ideal for DIY enthusiasts. Countersink drill bit for metal, shutter drill bit. Improved Installation Speed: By using the hex shank PPR lifting drill bit, users can perform pipe tasks quickly, improving overall operational efficiency. Advanced Connection Tool: Designed as a sophisticated fitting connection tool, this drill bit ensures reliable and secure pipe connections, reducing leaks and failures. The three distinct sizes included in this set allow for various pipe specifications, ensuring versatility for tasks. PPR pipe connection, water pipe drill bit. Optimized Installation Process: The innovative hex shank design of the PPR lifting drill bit significantly reduces installation requirements. Drilling winch, small water pipe