Micro Drill Bit Set Practical Energy-saving For Office

Micro Drill Bit Set Practical Energy-saving for Office Specification: Item Type: Micro Drill Bit SetTool Handle Type: Straight shank Cooling Type (internal Cooling/external Cooling): External cooling Cutting Diameter (mm): Approx. 0.2mm / 0.01in Diameter of Handle (mm): Approx. 3.175mm / 0.1in Length of Chip Pocket (mm): Approx. 5mm / 0.2in Useful Length (mm): Approx. 5mm / 0.2inPackage List:20 x Micro Drill Bit(2 x 0.1mm 2 x 0.2mm 2 x 0.3mm 2 x 0.4mm 2 x 0.5mm 2 x 0.6mm 2 x 0.7mm 2 x 0.8mm 2 x 0.9mm 2 x 1mm)Size: Approx. 0.2mm / 0.01in 0.3mm / 0.01in 0.4mm / 0.02in 0.5mm / 0.02in 0.6mm / 0.02in 0.7mm / 0.03in 0.8mm / 0.03in 0.9mm / 0.04in 1mm / 0.04in Package List: 2 x 0.1mm Micro Drill 2 x 0.2mm Micro Drill 2 x 0.3mm Micro Drill 2 x 0.4mm Micro Drill 2 x 0.5mm Micro Drill 2 x 0.6mm Micro Drill 2 x 0.7mm Micro Drill 2 x 0.8mm Micro Drill 2 x 0.9mm Micro Drill 2 x 1mm Micro Drill