CNC Engraving Bit Router Adapter Convert 1/4" to 1/8" for Engraving Machine Tool (Pack of 5)
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<b>[Product Information]</b><br>
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<li>Suitable for engraving machine tool</li>
<li>Total length: 24mm/0.94"</li>
<li>Diameter(Outer): 6.35mm/0.25"</li>
<li>Diameter(Inner): 3.175mm/0.125"</li>
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