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Amazon.co.jp: UID No. 820 Diamond Bit & Disc Whetstone (PROXXON), 0.09 inch (2.35 mm) Axis, 42 PCS Set, For Mini Routers, Routers, Routers, Routers, and Pen Routers, Standard Mandrel Size: 0.09 inch (
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PROXXON No.290203 Trimmer Bit Set of 10 : DIY, Tools & Garden - Amazon.co.jp