Drill Bits, Burrs and Holesaws

Metal, Masonry, Tile, and Wood Drill Bits
Holesaw Kits
Jigsaw Blades
Left Hand Drill Bits
Screw Extractors
HSS Drill Taps
HSS Annular Cutters

Drill Bits, Burrs and Holesaws

Searle Fasteners specialise in supplying a comprehensive range of drill bits, burrs and holesaws. In addition to fasteners, screws, nuts, bolts and tools for all industries including mining, oil and gas, construction, building and general engineering. Our Perth warehouse contains in excess of 20,000 different fastener & tool products. We stock many difficult-to-find ‘specialist’ fastener products. In addition, we are able to source stock from around Australia.

We pride ourselves in providing a high level of service and an ability to find solutions where others fail.  We have the knowledge to assist you in sourcing the correct product for your project, from individual items to bulk orders, you can rely on Searle Fasteners to deliver.

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Drill bits, Hole Saws, Burs

Drill Bits, Burrs and Holesaws

Drill bits, burrs, and holesaws are cutting tools used in various applications for creating holes, shaping, and carving in materials. Each tool serves specific purposes and is designed for particular materials and tasks.

Drill Bits:

  1. Function:
    • Drill bits are cutting tools used with a drill to create cylindrical holes in materials. They work by rotating and applying pressure to the material.
  2. Varieties:
    • Twist Drill Bits: These are the most common type of drill bits. They have a spiral flute design that helps remove material as they drill.
    • Masonry Bits: Designed for drilling into hard materials like concrete, brick, and stone. They have a carbide tip for added durability.
    • Spade Bits: These have a flat, paddle-like shape and are used for drilling larger holes in wood.
    • Forstner Bits: These are used for drilling flat-bottomed holes, often used in woodworking.
    • Step Bits: These have multiple steps or levels of cutting edges, allowing them to drill holes of different sizes.
    • Countersink Bits: Used to create a conical recess for a screw head to sit flush with a surface.
    • Hole Saw Bits: While technically a type of holesaw, they function similarly to drill bits in that they are used to create larger holes.
  3. Materials:
    • Drill bits are made from various materials including high-speed steel (HSS), cobalt steel, carbide, and diamond-coated. The choice depends on the material being drilled and the desired level of durability.

Burrs (Rotary Files):

  1. Function:
    • Burrs are small, rotary cutting tools used for shaping, carving, and removing material from a workpiece. They are typically used in precision applications.
  2. Varieties:
    • Carbide Burrs: Made of tungsten carbide, these are suitable for cutting harder materials like metal, wood, and plastic.
    • Diamond Burrs: Coated with diamond particles, these are used for cutting or engraving extremely hard materials like stone, glass, or ceramics.
    • High-Speed Steel (HSS) Burrs: These are suitable for softer metals like aluminum and copper.
  3. Shapes:
    • Burrs come in various shapes, including cylindrical, ball-shaped, cone-shaped, and more, each serving specific cutting purposes.
  4. Applications:
    • Burrs are used in metalworking, woodworking, jewelry making, and in industries where precision shaping and carving are required.


  1. Function:
    • Holesaws are circular cutting tools used to create large-diameter holes in a variety of materials, including wood, metal, plastic, and more.
  2. Construction:
    • They consist of a circular blade with sharp teeth attached to a central arbor. The teeth vary in design depending on the material to be cut.
  3. Varieties:
    • Bi-Metal Holesaws: These have a high-speed steel cutting edge welded or brazed onto a tough steel body. They are versatile and suitable for cutting a wide range of materials.
    • Carbide-Tipped Holesaws: These have carbide teeth for cutting hard and abrasive materials like ceramics and metals.
    • Diamond Grit Holesaws: Used for cutting extremely hard materials like glass, tile, and stone.
  4. Applications:
    • Holesaws are commonly used in construction, plumbing, electrical work, and woodworking for tasks like creating openings for pipes, cables, and electrical boxes.

Selecting the appropriate tool depends on factors like the material being worked on, the size and type of hole needed, and the specific application requirements. It’s crucial to use the right tool for the job to ensure accurate and efficient results. Additionally, following safety guidelines and maintaining the tools properly can extend their lifespan and ensure safe operation.


Call Searle Fasteners Perth

Speak to one of our knowledgeable sales staff today:

(08) 9457 5444

Or simply pop into our Perth warehouse to discuss your requirement.

Unit 1/26 Ernest Clark Road, CANNING VALE WA 6155

(Just off Tacoma Circuit)

Opening Hours:

Mon to Fri : 8:00am to 4:30pm.

Closed Long Weekends 

Closed Public Holidays