Description: 10Pcs 0.3-3mm Micro HSS Twist Drilling Bits Straight Shank Electrical Drill Tool. Specification: Material:HSS; Design:Straight Shank; Drilling diameter:0.3mm - 3mm; (0.3mm,0.4mm,  0.5mm, 0.6mm, 0.7mm,0.8mm,0.9mm,1.0mm, 1.1mm, 1.2mm, 1.3mm,1.4mm, 1.5mm,  1.6mm,1.7mm, 1.8mm, 1.9mm, 2.0mm, 2.1mm, 2.2mm, 2.3mm, 2.4mm, 2.5mm, 2.6mm, 2.7mm, 2.8mm, 2.9mm, 3.0mm ) Note:The 3mm one is in plastic bag; Quantity:10 Piece/ Size; Application:Suit to drilling iron, steel, aluminum, plastic, wood and other. Suitable for a small object processing; Feature: 1. Tiny HSS drill bits, offer the best heat resistance and good performance for drilling. 2. Good toughness, wear resistance, strong drilling capacity. 3. Full grinding, drilling fast. 4. and extra long life. 5. 10 drill bits stored in sealed package with good protection. Package Included: 1x 10pcs Twist Drill Bit Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.