Yajisi 6‑Piece PPR Lifting Stepped Drill Bit Set 20‑63 mm, 1/4" Hex Shank, Ti‑Plated High‑Carbon, 90° Accurate Countersink – Ideal for Water Pipe Repair

The Yajisi 6‑Piece PPR Lifting Stepped Drill Bit Set delivers precision and durability for every water‑pipe repair job. Each bit—available in 20 mm, 25 mm, 32 mm, 40 mm, 50 mm, and 63 mm—features a 90‑degree tip for clean, accurate countersinking and a high‑concentricity design that keeps the drill centered, eliminating wobble and ensuring a perfect hole every time. Made from Ti‑plated high‑carbon steel and heat‑quenched for superior hardness, these bits resist wear and maintain sharpness longer than standard drills. The 1/4‑inch hex shank offers a secure grip, while the spiral flute design promotes efficient chip removal for smooth drilling through PPR, plastic, and other pipe materials. Ideal for opening, reaming, and expanding holes, this set is a must‑have for plumbers, DIY enthusiasts, and maintenance crews alike. With its compact, lightweight construction (just 2.18 lb) and versatile size range, the Yajisi drill bit set guarantees reliable performance and extended service life, making every pipe repair job faster, cleaner, and more accurate.

• Set of six pipe lifting drill bits in 20mm to 63mm sizes, each with a 1/4‑inch hex shank for quick tool changes and versatile use on water and plastic pipes.
• All bits feature a 90‑degree tip for precise countersinking, producing clean, sharp holes that reduce rework and improve pipe alignment.
• High concentricity design ensures accurate reaming and minimal deviation, simplifying pipe connections and maintaining structural integrity.
• Made from Ti‑plated high‑carbon steel and heat‑quenched, the bits offer superior hardness and extended service life even under heavy drilling loads.
• Ideal for PPR, PVC, and other plastic pipes, these stepped bits handle hole opening, reaming, and expansion tasks, making them essential for plumbing repairs.