2.0mm Coarse Grit Precision Diamond Hollow Drill

The Precision Diamond Hollow Drills are ideal for reaming beads and drillingsmall holes in materials such as stone, glass, metal, and ceramics. Available in sizes ranging from 2mm to 6mm (including 2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, and 5.5mm), these core drills feature a Hollow shaft design, allowing for faster drillingwith reduced clogging. They are nickel-plated and equipped with fine and coarse grit industrial diamonds for superior performance. The Drills offer high Precision, with a tolerance of ±0.05mm and ±0.2mm. The shank sizes vary depending on the head size.