40 PCS End Mills CNC Router Bits 低利润 Best Performance and Most Cost-efficient:

Best Performance and Most Cost-efficient: Powerful

Free useful accessories: a free soft ruler to measure the size of object

10 times higher speed

1* 12V automatic air pump

the filament can be cooled quickly after extrusion so that the model is not prone to deformation or wire drawing

40 PCS End Mills CNC Router Bits 低利润 Best Performance and Most Cost-efficient:Great cutting and milling performance. 4 Type Each 10Pcs, satisfying your different needs. high hardness, high wear resistance, clean surface, neat, no glitches. Wide Application: PCB, SMT, CNC, Mold, plastic fiber, carbon fiber, hard wood, printed circuit board, aluminum and other precision parts processing. Shank DiameterSD: 3. 175mm 0. 8~3. 175mm