Types of Drill Bits:
The set includes three distinct types of drill bits:Twist Drills: These are typically High-Speed Steel (HSS) or similar, designed for general-purpose drilling in materials like metal, wood, and plastic.
Masonry Drills: These bits are designed for drilling into hard materials like concrete, brick, and stone.
Wood Working Drills: These bits are optimized for drilling clean holes in various types of wood.
Sizes:
The set contains a range of sizes for each drill bit type, indicated by numbers (2, 3, 4, 5, 6, 8, 10) on the case, likely representing millimeters.