Picture
Model	JR141	JR142	JR143	JR144	JR145	JR146
Processing object	PCB, MDF, PVC, synthetic stone and other non-metal materials

Other PCB drill bits

Pictuture
Model	JR128	JR122	JR121	JR164	JR129
Processing object	PCB, MDF, PVC and other non-metal materials	PCB, metel sheets, other  countersinking	PCB, synthetic stone, fixture and metel drilling	PCB, metel sheets etc.	PCB, sybtgetuc stone, dixture and metal drilling

3.Scope of Applications

    Suitable for PCB , for synthetic stone , for density board and other non-metarials.