Seghetto per calcestruzzo 4-5/16", seghetto per fori per muratura 110 mm, con SDS da 220 mm più gambo Conn

【WORK ON VARIOUS MATERIALS】: This masonry hole saw bit easily drills through most common wall materials. Size （4-5/16" 110mm）. 【DURABLE MATERIALS】: Made of high-quality chromium steel and tungsten alloy, this heavy-duty hole saw drill bit set will provide years of service even under punishing use.

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