SpecificationName:New Four-Flute Sawtooth Eccentric Drill BitMaterial: High quality high speed steelSize: 4mm, 5mm, 6mm, 8mm, 10mm, 12mmDESCRIPTIONHIGH PERFORMANCE DRILL AND TAP COMBO: Drill and tap holes quickly with this high performance drill kit. Designed for maximum efficiency, it saves time and effort on all your projects!Titanium Coated Design: Each drill bit is coated with a titanium film that enhances durability and heat resistance, ensuring that the bit stays sharp and effective even after extended useUNIQUE THREAD CUTTING FUNCTION: The kit features a unique cutting thread design that provides clean, smooth threads with precision and reduces the need for additional tools or stepsWide range of compatibility: this drill kit is compatible with a variety of materials such as metal, wood and plastic, providing you with versatility for different applicationsOffers a wide range of size options: with a variety of size options, you can use the right drill bit for any task, large or smallProduct List1* Multi-purpose Drill Bit Set