40Pcs Titanium Coated High Speed Steel Drill Bit Set Tool HSS Twist Drill Bit Set 0.6mm 1.0mm

Feature: 1. 1. The straight shank twist drill is mainly composed of a shank and a working part. The guide part of the working part plays the role of guiding and grinding, and the chip groove is made into a spiral shape to facilitate chip guide. 2. 2. HSS, also known as highspeed steel, is the most commonly used material for pin tools. It is suitable for drilling holes in angle iron, wood, plastic, aluminum alloy and other materials. 3. 3. Ideal for DIY, home and general buildingengineering using. 4. 4. Can not use for stainless steel material. Specification: Material: High Speed Steel 4241 (HSS4241) Finish: White Diamond (Primary) Package List: Note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand.Due to manual measurement, there is a tolerance in the product size.