Drill Bit Material Types

Drill bits are cutting tools used to remove material to create holes almost always of circular cross section.

Drill bit material types.

For a typical drill bit the angle of the point helps determine what type of material the bit can drill. High speed steel hss drill bits are used for drilling wood light metals fiberglass and pvc. Drill bits come in many sizes and shapes and can create different kinds of holes in many different materials. Drill bits are often classified by the materials from which they are manufactured and the coatings applied to them.

It must be used correctly and be sharpened as appropriate. Different types of drill bit materials. To drill a satisfactory hole in any material the correct type of drill bit must be used. It is sometimes critical that the drill bit you choose is the proper type for the job.

Black oxide coated drill bits are more durable than standard hss bits and the coating helps the drill bit resist rust these are best for hardwood softwood pvc fiberglass and steel. Here s a quick overview of several types of drill bits materials and design types. They may require a pilot hole to keep the bit from wandering. Many jobs around the house require a hole of some kind to be drilled whether it is putting up a shelf building a cabinet or hanging a light fitting.

Most tooling and machining operations have a drill bit that s designed specifically for the task. One major aspect of drill bit selection is the material makeup of the drill bit itself. Flatter points such as those with 135 degree angles are suited for drilling into harder material. In order to create holes drill bits are usually attached to a drill which powers them to cut through the workpiece typically by rotation.

While this guide to drill bits focuses on the various aspects and types of drill bits you are encouraged to purchase a drill bit kit. Auger bits are capable of drilling very large holes with ease and are designed only for drilling into thick hard and dry timber. Choose the right drill bit kit by learning the various types of drill bits available and what materials they cut. This is in a round about way the ultimate guide to drill bits.

Drill bits come in a wide range of shapes and sizes and are available in a variety of materials and coatings. Drill bits are some of the most common and versatile parts of any machine shop or home tool shed. The screw thread at the tip of the drill bit draws the drill bit into the material eliminating the need to push whilst the single spur cutting edge scribes the circumference of the hole for a smoother finish and the large flutes on the drill bit rapidly.