3pc 6.35mm 8mm 6mm collet chuck Engraving Trimming machine Electric Router

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6mm to 3.175mm 1/8 Steel Engraving Bit Router Tool Adapter for Collet

Router collet, 1/8" ID X 1/2" OD

12mm To 6/6.35mm Multi-Size Carbide Engraving Bit CNC Router Tool Adapter Collet

Engraving Bit CNC Router Tool Adapter 6.35mm to 4mm