PCB tungsten steel twist drill 0.3-1.2mm 10pcs/kit
1. 100% brand new and high quality.
2. Drill has a large scraps discharge space, little resistance and smoothly during the scraps discharge.
3. Use high quality materials and fine grinding process makes bit more acute cutting edge, reduce cutting force and broken drill, improve the quality of hole wall.
4. The cutting edges strictly avoid partial hole, confirm the quality.
5. Long life, it can drill 2000-5000 pcs under normal working conditions, also can return grinding 4-5 times.
Material: Tungsten Steel Carbide
Drilling Diameter: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm
Shank Diameter: 1/8in (3.175mm)
10 x 0.3-1.2mm Drill Bit
Because different production batches, product color will be random,hope you can understand. Thanks!