UT tolerance (ø0.3mm): 0.004mm or less
Blunt cutting edge makes a burr.
In the case of high frequency of chipping, there is a possibility to create an unevenness of hole
quality, therefore
this should be controlled.
However in our tests we found no serious effect on registration accuracy and roughness.
Use putty to remove dust
Use a suitable dressing stick to dress the primary grinding wheel.
PRODUCT 01 PCB Drills / Routers / Ultra precision micro-hole drill