14*210mm SDS Drill Bit Total

is a cutting tool used with a drill to create cylindrical holes in various materials, such as wood, metal, plastic, or masonry. Here are some key points about drill bits:

1. Design: Drill bits typically have a cylindrical shaft with a pointed tip at one end for cutting into the material. The opposite end of the bit usually has a shank that fits into the chuck of a drill. The shank may have a specific shape or size to ensure compatibility with different types of drills.
   • Twist Drill Bits: General-purpose bits with a spiral fluted design for drilling into wood, metal, and plastic.
   • Brad Point Bits: Featuring a sharp, pointed tip and spurs for clean and accurate holes in wood.
   • Masonry Bits: Designed with a carbide tip for drilling into concrete, brick, or stone.
   • Spade Bits: Flat, paddle-shaped bits for drilling large-diameter holes in wood.
   • Forstner Bits: Used for drilling flat-bottomed holes in wood with precise depth control.
   • Countersink Bits: Combining drilling and countersinking functions to create recessed holes for screws.
   • Step Bits: Featuring multiple diameter steps for drilling holes of different sizes in metal or plastic.