• for drilling, milling and cutting of circuit boards made of fiberglass or Pertinax
• for drilling, milling and cutting of non-ferrous metals
• Also for drilling pearls, corals and thermosetting plastics

Specifications / Dimensions:

• 1 x drill diameter 0.6 mm
• 1 x drill diameter 0.8 mm
• shaft diameter 2.35 mm
• Optimal working speed: 20000-22000 U / min
• maximum allowed speed: 40,000 rev / min