Countersinks

Premium USA Made Countersinks

Countersinks manufactured by WL Fuller. For more information on the different styles of countersinks, click here!

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3/8" Dia, Carbide Tipped, Countersink, 1/8" d1, 2 Flutes, 5/16" Shank Dimar's Carbide Tipped Co..
$41.71USD $35.46USD
1/2" Dia, Carbide Tipped, Countersink, 1/8" d1, 2 Flutes, 5/16" Shank Dimar's Carbide Tipped Co..
$43.48USD $36.96USD
  7/16" Dia, Carbide Tipped, Countersink, 11/64" d1, 2 Flutes, 5/16" Shank Dimar's Carbide T..
$32.33USD $27.48USD
10mm Dia, Carbide Tipped, Countersink, 5/32" d1, 2 Flutes, 5/16" Shank Dimar's Carbide Tipped C..
$30.51USD $25.93USD
7/16" Dia, Carbide Tipped, Countersink, 3/16" d1, 2 Flutes, 3/8" Shank Dimar's Carbide Tipped C..
$44.11USD $37.50USD
1/2" Dia, Carbide Tipped, Countersink, 3/16" d1, 2 Flutes, 3/8" Shank Dimar's Carbide Tipped Co..
$35.34USD $30.04USD
1/2" Dia, Carbide Tipped, Countersink, 6mm d1, 2 Flutes, 3/8" Shank Dimar's Carbide Tipped Coun..
$42.16USD $35.84USD
Depth Stop for 200-CT-2.5A" 200-CT4A       ..
$12.58USD $10.69USD
Depth Stop for 200-CT-4.5A" 200-CT-6A     ..
$12.90USD $10.97USD
Depth Stop for 200-CT-6A     ..
$13.12USD $11.16USD
1/2" Dia, Machine Countersink, 5/16" Shank, 2" Length Diameter (D) 1/2" ..
$6.85USD $5.83USD
5/8" Dia, Machine Countersink, 5/16" Shank, 2" Length Precision 5 cutting edges, chatter-free 9..
$12.52USD $10.65USD
5/8" Dia, Countersink Shell, 5 Edges, 1/4" D1, 1" Length Countersink Shell is perfect for drill..
$9.63USD $8.19USD
16mm Dia, Countersink Shell, 5 Edges, 3.5mm D1, 1" Length Countersink Shell is perfect for dril..
$9.25USD $7.87USD
5/8" Dia, Countersink Shell, 5 Edges, 3/16" D1, 1" Length Countersink Shell is perfect for ..
$9.63USD $8.19USD
5/8" Dia, Countersink Shell, 5 Edges, 3/8" D1, 1" Length Countersink Shell is perfect for drill..
$10.56USD $8.98USD
16mm Dia, Countersink Shell, 5 Edges, 4.5mm D1, 1" Length Countersink Shell is perfect for dril..
$9.58USD $8.14USD
16mm Dia, Countersink Shell, 5 Edges, 5.5mm D1, 1" Length Countersink Shell is perfect for dril..
$21.38USD $18.17USD
16mm Dia, Countersink Shell, 5 Edges, 6.5mm D1, 1" Length Countersink Shell is perfect for dril..
$9.35USD $7.95USD
5/64" Drill Dia, Snappy, 3/8" Countersink Dia, For 3, 4, 5 Screw Drill Diameter ..
$14.19USD $12.07USD
1/8" Drill Dia, Snappy, 3/8" Countersink Dia, For 8, 9, 10 Screw Drill Diameter ..
$14.19USD $12.07USD
9/64" Drill Dia, Snappy, 1/2" Countersink Dia, For 10, 12 Screw Drill Diameter ..
$14.19USD $12.07USD
WL Fuller 1” Stop Collar Designed to be used on most of our Counterbores and Countersinks to cont..
$8.55USD $7.27USD
WL Fuller 1-1/2” Stop Collar Designed to be used on most of our Counterbores and Countersinks to ..
$11.26USD $9.57USD
WL Fuller 1-1/4” Stop Collar Designed to be used on most of our Counterbores and Countersinks to ..
$10.07USD $8.57USD
WL Fuller 1-1/8” Stop Collar Designed to be used on most of our Counterbores and Countersinks to ..
$8.90USD $7.57USD
WL Fuller 1-3/8” Stop Collar Designed to be used on most of our Counterbores and Countersinks to ..
$10.66USD $9.06USD
WL Fuller 1/4” Stop Collar Designed to be used on most of our Counterbores and Countersinks to co..
$4.99USD $4.24USD
WL Fuller 3/4” Stop Collar Designed to be used on most of our Counterbores and Countersinks to co..
$7.58USD $6.44USD
WL Fuller 5/16” Stop Collar Designed to be used on most of our Counterbores and Countersinks to c..
$5.08USD $4.32USD
WL Fuller 5/8” Stop Collar Designed to be used on most of our Counterbores and Countersinks to co..
$7.34USD $6.25USD
WL Fuller 7/16” Stop Collar Designed to be used on most of our Counterbores and Countersinks to c..
$6.04USD $5.14USD
WL Fuller 7/8” Stop Collar Designed to be used on most of our Counterbores and Countersinks to co..
$7.81USD $6.64USD
WL Fuller 9/16” Stop Collar Designed to be used on most of our Counterbores and Countersinks to c..
$6.52USD $5.55USD

C-Type Countersinks: Used to countersink and counterbore for the heads of screws in woods, plastics, and non-ferrous materials.  

  • Made of Carbon Steel and heat-treated for long tool life.
  • Designed for use in all woods, plastics, and non- ferrous metals.
  • Held in place with 2 hex socket set screws fastened into the flutes of the drill.

E-Type Countersinks: Used to countersink and counterbore deep holes in woods, plastics, and non-ferrous materials.

  • Made of Carbon Steel and heat-treated for long tool life.
  • Designed for deep hole countersinking and counterboring in woods, plastics, and non-ferrous metals.

J-Type Countersinks: Uses a 1/4” shank to fit regular drill chucks

  • Reduces the breakage of small diameter drills.
  • All J-Type countersinks are 1-1/2” overall length with 3/4” long shanks.

K-Type Countersinks: Made of Carbon Steel (K-Type) or Stainless Steel (KS-Type) and heat-treated for long tool life.

  • All Type “K” countersinks are made of Carbon Steel
  • All Type “KS” countersinks are made of Stainless Steel
  • 3” OAL and are designed for deep countersinking.
  • Can be used with a drill jig bushing.

HSS Countersinks: High Speed Steel Countersink for Wood, Plastic & Non-Ferrous Metal

  • Designed to only sink the head of the screw flush with the surface, not to sink it deeper for plugging.
  • Made with shorter blades to reduce breakage.
  • Has a sharper relief to allow for better clearance of chips.
  • Designed for extended tool life in abrasive materials like Fiberglass.

Carbide Countersinks: Used for use in metals and abrasive materials.

  • Manufactured from Ferro-Tic® machinable carbide.
  • Best used in Fermica, Fiberglass, Particleboard and other abrasive surfaces.
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