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Countersinks

A countersink is a conical hole or the tool used to create that hole, typically for allowing a screw or bolt head to sit flush with the surface of material. Countersinks are used in various applications, including woodworking and metalworking, to achieve a clean, finished look for fasteners.

IMPORTANCE OF FORSTNER BITS

Countersink drill bits are vital for achieving high-quality finishes, enhancing joint strength, and ensuring safety in various woodworking and metalworking projects. Countersink drill bits are versatile tools that can be used in various applications, including furniture making, cabinetry, and metal fabrication, making them essential for both professionals and DIY enthusiasts. With the right countersink drill bit, users can achieve clean and accurate holes without the need for additional tools or complicated setups, streamlining the workflow in projects. Whether you're a professional woodworker or a DIY enthusiast, countersinks are a valuable addition to your toolkit.

BIT DESIGN

Countersink bits feature a unique design. Their conical shape, flute design, cutting edges, material construction, coatings, and shank compatibility all contribute to their effectiveness in creating flush-fitted fasteners in woodworking and metalworking projects.

APPLICATIONS

Countersink drill bits are widely used in various applications across woodworking, metalworking, and construction industries. Their primary function is to create conical holes that allow screws, bolts, and other fasteners to sit flush with the surface of the material, ensuring a clean and professional finish.

MATERIALS

Countersink drill bits are made from various materials, including high-speed steel (HSS), cobalt, and carbide.

High-Speed Steel (HSS): Commonly used for general-purpose drilling, HSS bits offer good durability and heat resistance.

Cobalt: These bits are designed for drilling harder materials and provide increased wear resistance.

Carbide: Known for their exceptional hardness, carbide bits are ideal for high-precision applications and can withstand extreme conditions.

Coatings: Many countersink drill bits feature specialized coatings, such as titanium or black oxide, which enhance their performance and longevity. These coatings reduce friction, improve chip removal, and protect against corrosion.

    • FAMAG Shell Countersinks Supplier of 2106 180° Countersink - Ø 15mm  for 5mm Drill, Deck Building, Bolt Recessing, Counterboring, Trade Supplies and Carpentry FAMAG Shell Countersinks 2106 180° Countersink - Ø 15mm  with 5mm Drill for Deck Building, Bolt Recessing in Melbourne, Sydney and Brisbane.

      sku: 2106.050

      FAMAG Shell Countersinks | 2106 180° Countersink - Ø 15mm for 5mm Drill

      $71.21
    • FAMAG Countersink Drill Bits | Supplier of 3577 Spare Rotating Depth Stop  for All Sizes, Deck Building, Decking Screws, Bugle Screws, Trade Supplies and Carpentry FAMAG Countersink Drill Bits | 3577 Spare Rotating Depth Stop  with All Sizes for Deck Building, Decking Screws in Melbourne, Sydney and Brisbane.

      sku: 3577.212

      FAMAG Countersink Drill Bits | 3577 Spare Rotating Depth Stop for All Sizes

      $30.44
    • FAMAG Countersink Drill Bits Supplier of 3577 Rotating Depth Stop  for 5mm Drill, Deck Building, Decking Screws, Bugle Screws, Trade Supplies and Carpentry FAMAG Countersink Drill Bits 3577 Rotating Depth Stop  with 5mm Drill for Deck Building, Decking Screws in Melbourne, Sydney and Brisbane.

      sku: 3577.050

      FAMAG Countersink Drill Bits | 3577 Rotating Depth Stop with 5mm Drill

      $31.05
    • Craftsman Hardware supplies Countersinks from BOHRCRAFT  for Steel with HSS-G AL-Cro Coated for the Carpentry Industry and Operators in Brighton, Cheltenham and Moorabin BOHRCRAFT 1731 5 pc Set ⌀6.3,8.3,10.4,16.5,20.5mm Countersinks for Steel with Steel for the Carpentry Industry and Operators in Adelaide, Sydney and Perth

      sku: 1731|1330005

      BOHRCRAFT Countersinks | 1731 Countersinks Set 5 Piece with HSS-G AI-Cro Coated for Steel

      $319.10
    • Craftsman Hardware supplies Countersinks from BOHRCRAFT for Steel with HSS-G AL-Cro Coated for the Carpentry Industry and Operators in Brighton, Cheltenham and Moorabbin Countersink drills 90° HSS-G CBN with Al-Cro coating for burr-free deburring, chamfering and countersinking in a single operation.

      sku: 1731|1330003

      BOHRCRAFT Countersinks | 1731 Countersinks Set 3 Piece with HSS-G AI-Cro Coated for Steel

      $196.51
    • BOHRCRAFT 1731 HSS-G AL-Cro Coated Countersinks is designed for precision machining across a wide range of materials.

      sku: 1731

      BOHRCRAFT Countersinks | 1731 Single HSS-G AI-Cro Coated Countersinks for Steel

      $36.33 - $206.90
    • The BOHRCRAFT 1706 Counterbore Bit is designed for precision counterboring, allowing screw or bolt heads to sit flush within a workpiece. Made from high-speed steel (HSS), it offers strength, durability, and long service life. With its M5 sizing and 180° cutting profile, this tool ensures clean, accurate results across a wide range of materials.

      sku: 1706-M5

      BOHRCRAFT Counterbore | 1706 M5 HSS Straight Shank 180° Counterbore

      $16.94
    • Explore the BOHRCRAFT Countersink 1706 HSS FINE Finish Counterbore 6pc Set This versatile set is ideal for professionals seeking high-quality results in automotive and mechanical applications

      sku: 1706|1330006

      BOHRCRAFT Countersink | 1706 HSS FINE Straight Shank Counterbore 6pc Set 3, 4, 5, 6, 8, 10mm

      $240.80
    • FAMAG Countersink Drill Bits 3577 Rotating Depth Stop Set  with 4, 5, 6mm Drill for Deck Building, Decking Screws to create a total tool solution for timber. FAMAG Countersink Drill Bits 3577 Rotating Depth Stop Set  with 4, 5, 6mm Drill for Deck Building, Decking Screws and Bugle Screws

      sku: 3577.5040.00

      FAMAG Countersink Drill Bits | 3577 Rotating Depth Stop Set with 4, 5, 6mm Drill

      $113.26
    • Buy online in Australia and New Zealand a FAMAG Angle 90° Countersinks for Woodworkers that perform exceptionally for Carpentry Explore the FAMAG 1775 Countersinks set featuring 90° angles in sizes 10mm, 13mm, 16mm, 20mm, and 25mm.

      sku: 177550500

      FAMAG Countersinks | 1775 Countersinks Angle 90° in Set 10, 13, 16, 20, 25mm

      $145.21
    • These seven-edged countersinks are designed with a pointed angle and irregular pitch, ensuring a smooth and precise finish in various materials. FAMAG Countersinks 1775 with Angle 90°  for Woodworkers that have Angle 90°  available in Australia and New Zealand

      sku: 177503000

      FAMAG Countersinks | 1775 Countersinks Angle 90°

      $35.51 - $52.14
  • FAMAG Shell Countersinks Supplier of 2106 180° Countersink - Ø 15mm  for 5mm Drill, Deck Building, Bolt Recessing, Counterboring, Trade Supplies and Carpentry FAMAG Shell Countersinks 2106 180° Countersink - Ø 15mm  with 5mm Drill for Deck Building, Bolt Recessing in Melbourne, Sydney and Brisbane.

    FAMAG Shell Countersinks | 2106 180° Countersink - Ø 15mm for 5mm Drill

    FAMAG 2106 180° Shell Countersink - Ø 15mm for 5mm Drill Countersink for straight countersinking 180° with 2 main cutting edges and 2 spurs; to be mounted on drill bits. Drilling and countersinking of washers and nuts in one single...
    $71.21
    Choose Options
  • FAMAG Countersink Drill Bits | Supplier of 3577 Spare Rotating Depth Stop  for All Sizes, Deck Building, Decking Screws, Bugle Screws, Trade Supplies and Carpentry FAMAG Countersink Drill Bits | 3577 Spare Rotating Depth Stop  with All Sizes for Deck Building, Decking Screws in Melbourne, Sydney and Brisbane.

    FAMAG Countersink Drill Bits | 3577 Spare Rotating Depth Stop for All Sizes

    FAMAG Countersink 3577 Rotating Depth Stop for All Sizes The depth stop is rotatable mounted and stops when it touches the workpiece. This prevents the depth stop from leaving marks on the terrace boards. Adjust the depth so that the floor board is just...
    $30.44
    Add to Cart
  • FAMAG Countersink Drill Bits Supplier of 3577 Rotating Depth Stop  for 5mm Drill, Deck Building, Decking Screws, Bugle Screws, Trade Supplies and Carpentry FAMAG Countersink Drill Bits 3577 Rotating Depth Stop  with 5mm Drill for Deck Building, Decking Screws in Melbourne, Sydney and Brisbane.

    FAMAG Countersink Drill Bits | 3577 Rotating Depth Stop with 5mm Drill

    FAMAG Countersink 3577 Rotating Depth Stop with 5mm Drill High quality drill bit - countersink set with rotating depth stop (brass). Depth of pre-drill is adjustable. Countersink angle 60°. This set is particularly well suited for terrace...
    $31.05
    Choose Options
  • Craftsman Hardware supplies Countersinks from BOHRCRAFT  for Steel with HSS-G AL-Cro Coated for the Carpentry Industry and Operators in Brighton, Cheltenham and Moorabin BOHRCRAFT 1731 5 pc Set ⌀6.3,8.3,10.4,16.5,20.5mm Countersinks for Steel with Steel for the Carpentry Industry and Operators in Adelaide, Sydney and Perth

    BOHRCRAFT Countersinks | 1731 Countersinks Set 5 Piece with HSS-G AI-Cro Coated for Steel

    BOHRCRAFT 1731 Set ⌀6.3,10.4,16.5,20.5,25mm HSS-G AL-Cro Coated Countersinks for Steel Countersink drills 90° HSS-G CBN with Al-Cro coating for burr-free deburring, chamfering and countersinking in a single operation. The correct cutting speed and...
    $319.10
    Add to Cart
  • Craftsman Hardware supplies Countersinks from BOHRCRAFT for Steel with HSS-G AL-Cro Coated for the Carpentry Industry and Operators in Brighton, Cheltenham and Moorabbin Countersink drills 90° HSS-G CBN with Al-Cro coating for burr-free deburring, chamfering and countersinking in a single operation.

    BOHRCRAFT Countersinks | 1731 Countersinks Set 3 Piece with HSS-G AI-Cro Coated for Steel

    BOHRCRAFT 1731 Set 3 pc ⌀12.4,16.5,20,5mm HSS-G AI-Cro Coated Countersinks for Steel Countersink drills 90° HSS-G CBN with Al-Cro coating for burr-free deburring, chamfering and countersinking in a single operation. The correct cutting speed and...
    $196.51
    Choose Options
  • BOHRCRAFT 1731 HSS-G AL-Cro Coated Countersinks is designed for precision machining across a wide range of materials.

    BOHRCRAFT Countersinks | 1731 Single HSS-G AI-Cro Coated Countersinks for Steel

    BOHRCRAFT 1731 Single HSS-G AI-Cro Coated Countersinks for Steel The HSS-G Countersink Drill according to DIN 335 with an Al-Cro coating is designed for precision machining across a wide range of materials. Packaged in a convenient Quadropack, this...
    $36.33 - $206.90
    Choose Options
  • The BOHRCRAFT 1706 Counterbore Bit is designed for precision counterboring, allowing screw or bolt heads to sit flush within a workpiece. Made from high-speed steel (HSS), it offers strength, durability, and long service life. With its M5 sizing and 180° cutting profile, this tool ensures clean, accurate results across a wide range of materials.

    BOHRCRAFT Counterbore | 1706 M5 HSS Straight Shank 180° Counterbore

    BOHRCRAFT Counterbore – 1706, M5, HSS, Straight Shank, 180° The BOHRCRAFT 1706 Counterbore Bit is engineered for precision counterboring, allowing M5 screws and bolt heads to sit flush within a workpiece. Manufactured from high-speed steel...
    $16.94
    Choose Options
  • Explore the BOHRCRAFT Countersink 1706 HSS FINE Finish Counterbore 6pc Set This versatile set is ideal for professionals seeking high-quality results in automotive and mechanical applications

    BOHRCRAFT Countersink | 1706 HSS FINE Straight Shank Counterbore 6pc Set 3, 4, 5, 6, 8, 10mm

    BOHRCRAFT 1706 HSS FINE Finish Counterbore 6pc Set 3, 4, 5, 6, 8, 10mm The BOHRCRAFT Countersink 1706 HSS FINE Finish Counterbore 6pc Set includes precision-engineered flat countersinks in sizes 3, 4, 5, 6, 8, and 10 mm. Designed for producing...
    $240.80
    Add to Cart
  • FAMAG Countersink Drill Bits 3577 Rotating Depth Stop Set  with 4, 5, 6mm Drill for Deck Building, Decking Screws to create a total tool solution for timber. FAMAG Countersink Drill Bits 3577 Rotating Depth Stop Set  with 4, 5, 6mm Drill for Deck Building, Decking Screws and Bugle Screws

    FAMAG Countersink Drill Bits | 3577 Rotating Depth Stop Set with 4, 5, 6mm Drill

    FAMAG Countersink 3577 Rotating Depth Stop Set with 4, 5, 6mm Drill High quality drill bit - countersink set with rotating depth stop (brass). Depth of pre-drill is adjustable. Countersink angle 60°. This set is particularly well suited for terrace...
    $113.26
    Choose Options
  • Buy online in Australia and New Zealand a FAMAG Angle 90° Countersinks for Woodworkers that perform exceptionally for Carpentry Explore the FAMAG 1775 Countersinks set featuring 90° angles in sizes 10mm, 13mm, 16mm, 20mm, and 25mm.

    FAMAG Countersinks | 1775 Countersinks Angle 90° in Set 10, 13, 16, 20, 25mm

    FAMAG 1775 Countersinks Angle 90° in Set 10, 13, 16, 20, 25mm Seven-edged countersink with pointed angle 90°, irregular pitch, with fully ground tool head for finest results   Countersinking in all sorts of wood, also suitable for veneered,...
    $145.21
    Add to Cart
  • These seven-edged countersinks are designed with a pointed angle and irregular pitch, ensuring a smooth and precise finish in various materials. FAMAG Countersinks 1775 with Angle 90°  for Woodworkers that have Angle 90°  available in Australia and New Zealand

    FAMAG Countersinks | 1775 Countersinks Angle 90°

      Seven-edged countersink with pointed angle 90°, irregular pitch, with fully ground tool head for finest results   Countersinking in all sorts of wood, also suitable for veneered, laminated panels and many plastics like acrylic glass,...
    $35.51 - $52.14
    Choose Options