| specifications︰ | Suitable for mineral, plastic(CR-39) and polycarbonate lenses;
Two-sided drilling system with powerful but little-noise motor;
Suction lens holder, Slope and position of the hole adjustable;
Inside diameter of the hole accurately adjusted by readable scale;
Diameter of the hole acceptable: 0.8-2.8mm;
Dimensions(L×W×H):190×145×280mm;
Net Weight:4.1Kgs;
Power Requirement:100-120V/60Hz AC or 200-240V/50Hz AC 50W;
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