Drillings of 500µm of diameter in a composite polyimide charged with glass fibre of 500µm thickness

Drillings of 800µm of diameter in a wafer of glass of 250µm thickness

Drillings of 2,2mm of diameter of a polymeric
part of 50µm thickness

Drilling of a square matrix of 2500 holes of 30µm of diameter on a composite sheet aluminium-cellulose of 25µm thickness

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