Punte diamantate a tazza per fori, ideali per piastrelle, vetro e marmo (da 6 mm a 50 mm, 11 pezzi)

Professional diamond drill bit: Featuring a specially brazed diamond design for porcelain, glass, marble, ceramics, stone, granite, etc.

High-quality drill bit: Made of carbon steel with a diamond saw blade, ideal for drilling clean and precise holes and cutting perfect circles with this tool.

Longer lifespan: Robust hole saws offer superior performance, with a durability of more than 8 times.

Tips: The galvanized diamond coating wears off if the tool gets too hot. Never let your drill run dry.

Package includes: 6 mm, 8 mm, 10 mm, 12 mm, 16 mm, 20 mm, 22 mm, 25 mm, 30 mm, 38 mm, 50 mm. 11-piece diamond drill bit set for hole saws.