We can drill a hole with minimum diameter of 0.03 mm.
Please refer to the below for our processing experiences.

T0.05

Outer diameter φ0.05 Pitch 0.06 Wall thickness

Small Diameter Hole Machining Results

　＜hole diameter＞　　＜depth＞　　　＜material＞
●　φ0.05mm × 1.0 mm [SUS316L]
●　φ0.10mm × 2.00mm【tb340・SUS316】
●　φ0.15mm　×　2.00mm 【SUS316】
●　φ0.20mm　×　6.00mm 【SUS316L】
●　φ0.25mm × 8.00 mm 【64 titanium】
●　φ0.5 mm　×　13.50mm【SUS304】
●　φ1.0 mm　×　50.00mm【SUS316】
●　φ3.0 mm × 62.00 mm [SUS304 Hastelloy C]