Super-lightweight, professional-quality reamer for lexan bodies cuts perfect holes 0-9mm (0-0.35") with special CAD-designed cutting blades. A handy aluminum cover protects the blade. Blades are hand-ground on a specially-modified grinding machine for Maximum sharpness and lifespan. Laser-engraved measurements in Imperial and Metric indicate the hole size while reaming. Features super-lightweight CNC-machined Swiss 7075 T6 aluminum handles with a diamond pattern surface for unsurpassed grip.