10pcs Punte utensile fresa fine PCB incisione router CNC 1/8" (3.175MM)-3.0MM L:38mm

10pcs PCB end mill engraving cnc router tool bits Shank diameter:3.175mm (1/8") Cutting edge diameter（CED）：3.0mm Material：solid carbide OVL (Total Length)：38 mm.

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