Usage Tips:[High-Performance Drill and Tap Combination]Get drilling and tapping done in one swift motion with this high-performance drill bit set. Designed for maximum efficiency, it saves you time and effort on all your projects [Unique Thread Cutting Feature]Featuring a unique cutting thread design, this set delivers clean, smooth threads with precision, reducing the need for additional tools or steps [Material]Premium high-speed steel, Each drill bit is coated with a titanium film that enhances durability and heat resistance, ensuring that the bits remain and effective, even after extended use [Available in Multiple Sizes]With multiple size options available, you can tackle any task, big or small, with the right drill bit at your disposal [Wide Range of Compatibility]This drill bit set is compatible with a variety of materials such as metal, wood, and plastic, providing you with versatility across different applications Specification Name: Four-Flute Sawtooth Eccentric Drill Bit Size:4mm/5mm/6mm/8mm/10mm/12mm Four-Flute Sawtooth Eccentric Drill Bit Colour:As shown Material:Metal Package Contents: 6 * Sawtooth Eccentric Drill Bit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.