High Speed Steel Extended Twist Drill Bits 9mm Drill Dia. 250mm Length 2 Pcs 0.79 Inch X 328 Ft Great item for small electronics

Great item for small electronics projects and CCTV applications

Overall Size: 155 x 45 x 50 mm / 6

Flow range: 1-60L/min

make the screws look beautiful

High Speed Steel Extended Twist Drill Bits 9mm Drill Dia. 250mm Length 2 Pcs 0.79 Inch X 328 Ft Great item for small electronicsDescription 1. Made of high speed steel. HSS(High Speed Steel) enables the drill body harder and can keep a longer drilling life. 2. With the twisted design, it can improve cutting accuracy by centering the tip. It can avoid displacement of the drill bit during work, and at the same time remove debris and particles faster and easier. 3. Suitable for processing non ferrous metals, such as copper and aluminum, and also suitable for hard plastics. When