Types Of Drill Bits

15 common types

A drill bit is a cutting tool secured in a drill or a chuck, and it comes in different shapes and sizes. From creating precise holes in wood to drilling through hard metal, the right drill bit can make all the difference in the success of your project.Here are 15 drill bits.

Twist drill bits are the most common and versatile type, used to create round holes in various materials, such as wood, metal, and plastic.

A countersink drill bit is a tool to create a cone-shaped hole in materials like wood, metal, or plastic.

Step drill bits, also called cone drill bits, are commonly used for drilling in thin materials such as sheet metal, plastic, and softwood.

A hole saw drill bit creates large, circular holes in various materials such as wood, metal, plastic, and drywall.

Combination drill bits are multi-purpose tools designed to perform multiple functions with a single bit.

An annular cutter drill bit, also known as a core drill bit or slugger bit, is a specialized tool used to create large, precise holes in metal.

A center and spotting drill bit is designed to create a slight, precise indentation or pilot hole on the surface of a workpiece.

An ejector drill bit designed for deep hole drilling, particularly in materials like metal.

An indexable drill bit is a type of drill bit that uses replaceable cutting inserts rather than having a solid, fixed cutting edge.

A straight-fluted drill bit is characterized by its straight, non-twisting flutes that run parallel to the bit's axis.

A brad-point drill bit, also known as a spur-point or dowel drill bit, is designed specifically for woodworking.

A spade drill bit, also called paddle bit, or a paddle bit, is a flat, wide drill bit.

Forstner bits are designed to produce flat-bottomed holes with smooth sides, even when cutting through the edge of a material.

A mortice drill bit, often used with a mortising machine, is a specialized drill bit designed for creating square or rectangular holes (mortices) in wood, primarily for mortise and tenon joinery.

A plug cutter drill bit is a specialized woodworking tool designed to cut small, cylindrical plugs from wood.

For more information, please view the original article, https://www.hlc-metalparts.com/news/types-of-drill-bits-80537676.html, which introduces 25 types of drill bits in detail.