40pcs 0.3-1.0mm Micro Twist Drill Bits Jewelry Tools HSS Mini Drilling Bits, 501 Original

40pcs Micro Twist Drill Bits Combination Set 0.3-1.0mm HSS High Speed Steel Mini Drilling Bits Power Hand Tools for PCB JewelryFeature:Good abrasion resistance.High working efficiency, good stamping effect and long service life.It is convenient to drill, simple to use, safe and reliable.Widely used in precision punching technology and slotting, such as vajra olive pit / walnut punching.Specification:Type: 0.3mm*5pcs, 0.4mm*5pcs, 0.5mm*5pcs, 0.6mm*5pcs, 0.7mm*5pcs, 0.8mm*5pcs, 0.9mm*5pcs, 1.0mm*5pcsMaterial: High speed steelPacking size: about 100x50mm/3.94x1.97inNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow slightly measuring deviation due to manual measurement.Package Content:40 X Twist Drill Bits