SENRISE 10 Pcs Tungsten Carbide Macro Drill Bits Set Mini Drill Bit for Circuit Boards Drilling 0.9mm Black

Feature: 1. Drill has a large scraps discharge space for the little resistance and stationary during the scraps discharge. 2. The drill bits are made of high quality materials and fine grinding process so that the cutting edge can be sharper the cutting force is reduced less broken drill phenomena occur and the quality of holes in the wall are improved. 3. The cutting edges strictly avoid partial holes to ensure the quality. Specifcations Brand: SENRISE Cutting Diameter: 0.5mm 0.6mm 0.7mm 0.8mm 0.9mm 1.0mm 1.2mm 1.5mm 2.0mm 2.5mm Shank Diameter: 3.175 mm Total Length: 38 mm Package Contents: 10 pcs Tungsten Carbide Micro Drill Bits