Replacement Parts › 1/4 - 1/8 Collet Reducer Bushing Image 1 of 1 1/4 - 1/8 Collet Reducer Bushing $10.00 The 1/4 - 1/8 Collet reducer allows you to use 1/8" (.125) Shank bits in your Digital Wood Carver Router. Purchase Added! The 1/4 - 1/8 Collet reducer allows you to use 1/8" (.125) Shank bits in your Digital Wood Carver Router. Related Products DWC Axis Motor Cable Connector 4 Pin $7.99 DWC2440 Jog Control Pendant $75.00 DWC2440 Control Box Fan $27.99 Hold Down Clamp $6.99 DWC2440 Replacement X and Y Axis Belts from $21.00