10pcs Hard Alloy Micro Drill Bits Circuit Board Rotary Tool UltraThin Drilling Chuck Pin

Feature: 1. Alloy drill bit, not easy to corrode, ultrafine size, because the drill bit is too thin, it is easy to break, please be careful when using it. 2. Straight shank twist drills can obtain greater drilling capacity under the same torgue. 3. The drill bit applied to the circuit board, wide range of applications and is suitable for most working environments. 4. Package including 10pcs different size drill bits, which designed to meet your different needs. 5. Professional manufacturing, superb craftsmanship and high accuracy help to provide the best performance. Specification: Item Type: Drill Bits Set Material: Hard AlloyApplication: Drill bit applied to circuit board Size: Approx. 0.11mm0.0040.039in Cutting Diameter: Approx. 0.2mm0.008in Shank Diameter: Approx. 3.175mm0.125in Chip Flute Length: Approx. 5mm0.197in Useful Length: Approx. 5mm0.197in Total Length: About. 38mm1.5in Outer Edge Angle: 45 degrees Maximum Depth of Cut: Approx. 5mm0.197in Size: 0.1mm0.004in 0.2mm0.008in 0.3mm0.012in 0.4mm0.016in 0.5mm0.019in 0.6mm0.024in 0.7mm0.028in 0.8mm0.031in 0.9mm0.035in 1.0mm0.039in. Package List: 10 x Drill BitsAlloy drill bit, not easy to corrode, ultrafine size, because the drill bit is too thin, it is easy to break, please be careful when using it. Straight shank twist drills can obtain greater drilling capacity under the same torgue. The drill bit applied to the circuit board, wide range of applications and is suitable for most working environments. Package including 10pcs different size drill bits, which designed to meet your different needs. Professional manufacturing, superb craftsmanship and high accuracy help to provide the best performance.