Proven Reliability: With a rich history of excellence, Sealey tools are trusted by professionals worldwide. Fast, simple and effective way to sharpen your drill bits. Drill Bit Range: 3, 3.5, 4, 4.2, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10mm.
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