Uxcell 6542 High Speed Steel Twist Drill Bit 3.5mm Drill Diameter 200mm Length

Uxcell 6542 High Speed Steel Twist Drill Bit 3.5mm Drill Diameter 200mm Length 1. Made of 6542 HSS (High Speed Steel) steel. With high hardness wear-resistant and fast drilling performance. 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 drilling hard materials and hard metals such as cast iron hard plastics but also soft materials. When it doesn t penetrate try adjusting the RPM. 4. Please keep cool and gentle using the working life of the twist drill bits can be largely prolonged by proper usage.