Countersinks
These countersinks are primarily for use on portable drills and clamp to the center drill with a set screw. Available in 3/8 to 3/4" for center drills sized 1/8 to 3/8".
Additional countersinks can be found in our Drill Bits for Boring Machines section.
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Add to Cart The item has been addedAlfa Tool
Three Flute Countersink/ Center Reamer, 82°, 1/2" Dia, C3F505353 Flute Center Reamer/Countersink, 1/2in Dia., 82deg Point, 3/8in Shank, 2in Overall Length, HS…
MSRP: $33.66$8.42 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 1/2" OD, 1/4" ID, High Speed Steel, Whiteside 8070014Whiteside 8070014- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 1/2" Outside Cutting…
$17.39 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 1/2" OD, 7/32" ID, High Speed Steel, Whiteside 8070012Whiteside 8070012- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 1/2" Outside Cutting…
$17.39 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 1/2" OD, 13/64" ID, High Speed Steel, Whiteside 8070010Whiteside 8070010- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 1/2" Outside Cutting…
$17.39 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 3/8" OD, 3/16" ID, High Speed Steel, Whiteside 8070009Whiteside 8070009- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 3/8" Outside Cutting…
$16.44 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 3/8" OD, 11/64" ID, High Speed Steel, Whiteside 8070008Whiteside 8070008- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 3/8" Outside Cutting…
$16.44 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 3/8" OD, 5/32" ID, High Speed Steel, Whiteside 8070007Whiteside 8070007- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 3/8" Outside Cutting…
$16.44 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 3/8" OD, 9/64" ID, High Speed Steel, Whiteside 8070006Whiteside 8070006- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 3/8" Outside Cutting…
$16.44 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 3/8" OD, 1/8" ID, High Speed Steel, Whiteside 8070005Whiteside 8070005- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 3/8" Outside Cutting…
$16.44 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 3/8" OD, 7/64" ID, High Speed Steel, Whiteside 8070004Whiteside 8070004- 4 Flute, 82 degree Adjustable Countersink, High Speed Steel, 3/8" Outside Cutting…
$16.44 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 1/2" OD, 1/4" ID, Carbon Steel, Whiteside 8060014Whiteside 8060014- 4 Flute, 82 degree Adjustable countersink, Carbon Steel, 1/2" Outside Cutting dia…
$7.73 -
Add to Cart The item has been addedWhiteside
Adjustable Countersink, 1/2" OD, 7/32" ID, Carbon Steel, Whiteside 8060012Whiteside 8060012- 4 Flute, 82 degree Adjustable countersink, Carbon Steel, 1/2" Outside Cutting dia…
$7.73