10pcs Set 0.1mm-2.0mm High Quality Hard Alloy PCB Print Circuit Board Carbide Micro Drill Bits Tool SMT CNC 1/8 Spiral Flute Bi

Type: Brand new PCB drill bits Shank diameter: 1/8" (approx 3.175mm) Material: hard alloy (tungsten steel) Suitable for: print circuit board PCB SMT CNC board etc. PCB BOARD PCB drill with carbide (tungsten steel) material, with high hardness, high wear resistance, high strength, anti-bending,anti-breakage, etc. Quantity: 10pcs per set Package included: 10pcs x drill bits (packed with box) Specification: 0.1-1.0mm: 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm. 0.3-1.2mm: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm. 1.1-2.0mm: 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.7mm, 1.8mm, 1.9mm, 2.0mm. Note: The colour plastic ring of the drill bit is different due to different production batches. But the size and quality of the product are the same.