13pcs M35 HSS Twist Drill Bits 1.5-6.5mm with Round Shank and Titanium Coating for Drilling Wood and Metal

General description No "walking" or "wandering" - 135° Quick-Cut bits are self-centering and penetrate quickly with less pressure. These drill bits are designed for drilling steel, stainless steel, carbide, and iron, making them suitable for both hard and softer materials. The M35 cobalt steel construction ensures durability and efficiency. Technical specifications Material: M35 cobalt steel Rockwell hardness: up to 67 Drill bit sizes: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 3.2 mm, 3.5 mm, 4 mm, 4.5 mm, 4.8 mm, 5 mm, 5.5 mm, 6 mm, 6.5 mm Operating speed: 1500 RPM or more Compatibility and accessories Compatible with standard drill chucks and ordinary round collet chucks Comes packed in a plastic case for easy storage Usage Ideal for drilling hard metals such as stainless steel and cast iron Can also be used on softer materials