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.

Wera
1-Flute Countersink Bit Set, Wera 05104655001
845/8 1-Flute Countersink Bit Set Includes: 816 R Kraftform Bit Holding Handle - 1 x 1/4"x119 888/4/…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $182.92

Was:

Now: $146.34
Southeast Tool
Adjustable 45 deg Countersink, 3/8" Dia, 3/16" Drill, Southeast Tool SE930
Adjustable 45 Degree Countersink, 3/8" Cutting Diameter, 3/16" Drill, Southeast Tool SE930*Please no…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $46.39

Was:

Now: $37.29
Southeast Tool
Adjustable 45 deg Countersink, 3/8" Dia, 1/8" Drill, Southeast Tool SE918
Adjustable 45 Degree Countersink, 3/8" Cutting Diameter, 1/8" Drill, Southeast Tool SE918*Please not…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $43.48

Was:

Now: $34.95
Southeast Tool
Adjustable 45 deg Countersink, 3/8" Dia, 9/64" Drill, Southeast Tool SE921
Adjustable 45 Degree Countersink, 3/8" Cutting Diameter, 9/64" Drill, Southeast Tool SE921*Please no…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $41.19

Was:

Now: $33.11
Southeast Tool
Adjustable 45 deg Countersink, 3/8" Dia, 5/32" Drill, Southeast Tool SE924
Adjustable 45 Degree Countersink, 3/8" Cutting Diameter, 5/32" Drill, Southeast Tool SE924*Please no…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $41.19

Was:

Now: $33.11
Southeast Tool
Adjustable 45 deg Countersink, 3/8" Dia, 11/64" Drill, Southeast Tool SE927
Adjustable 45 Degree Countersink, 3/8" Cutting Diameter, 11/64" Drill, Southeast Tool SE927*Please n…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $41.19

Was:

Now: $33.11
Southeast Tool
Clamp-on Countersink, 20mm Dia for 12mm Drill, Southeast Tool CSP2012RH
Carbide tipped countersink clamps on to the spiral of a 12mm drill and cuts up to a 20mm countersink…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.52

Was:

Now: $14.07
Southeast Tool
Clamp-on Countersink, 20mm Dia for 12mm Drill, Southeast Tool CSP2012LH
Carbide tipped countersink clamps on to the spiral of a 12mm drill and cuts up to a 20mm countersink…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.52

Was:

Now: $14.07
Southeast Tool
Clamp-on Countersink, 20mm Dia for 10mm Drill, Southeast Tool CSP2010RH
Carbide tipped countersink clamps on to the spiral of a 10mm drill and cuts up to a 20mm countersink…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.52

Was:

Now: $14.07
Southeast Tool
Clamp-on Countersink, 20mm Dia for 10mm Drill, Southeast Tool CSP2010LH
Carbide tipped countersink clamps on to the spiral of a 10mm drill and cuts up to a 20mm countersink…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.52

Was:

Now: $14.07
Southeast Tool
Clamp-on Countersink, 18mm Dia for 9mm Drill, Southeast Tool CSP1809RH
Carbide tipped countersink clamps on to the spiral of a 9mm drill and cuts up to a 18mm countersink.…

MSRP:

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Now: (Inc. Tax)

MSRP: $17.03

Was:

Now: $13.68
Southeast Tool
Clamp-on Countersink, 18mm Dia for 9mm Drill, Southeast Tool CSP1809LH
Carbide tipped countersink clamps on to the spiral of a 9mm drill and cuts up to a 18mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.03

Was:

Now: $13.68
Southeast Tool
Clamp-on Countersink, 18mm Dia for 8mm Drill, Southeast Tool CSP1808RH
Carbide tipped countersink clamps on to the spiral of a 8mm drill and cuts up to a 18mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.03

Was:

Now: $13.68
Southeast Tool
Clamp-on Countersink, 18mm Dia for 8mm Drill, Southeast Tool CSP1808LH
Carbide tipped countersink clamps on to the spiral of a 8mm drill and cuts up to a 18mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $17.03

Was:

Now: $13.68
Southeast Tool
Clamp-on Countersink, 16mm Dia for 6.35mm Drill, Southeast Tool CSP16250RH
Carbide tipped countersink clamps on to the spiral of a 6.35mm (1/4in) drill and cuts up to a 16mm c…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $16.01

Was:

Now: $12.88
Southeast Tool
Clamp-on Countersink, 16mm Dia for 6.35mm Drill, Southeast Tool CSP16250LH
Carbide tipped countersink clamps on to the spiral of a 6.35mm (1/4in) drill and cuts up to a 16mm c…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $16.01

Was:

Now: $12.88
Southeast Tool
Clamp-on Countersink, 16mm Dia for 7mm Drill, Southeast Tool CSP1607RH
Carbide tipped countersink clamps on to the spiral of a 7mm drill and cuts up to a 16mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $16.01

Was:

Now: $12.88
Southeast Tool
Clamp-on Countersink, 16mm Dia for 7mm Drill, Southeast Tool CSP1607LH
Carbide tipped countersink clamps on to the spiral of a 7mm drill and cuts up to a 16mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $16.01

Was:

Now: $12.88
Southeast Tool
Clamp-on Countersink, 16mm Dia for 6mm Drill, Southeast Tool CSP1606RH
Carbide tipped countersink clamps on to the spiral of a 6mm drill and cuts up to a 16mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $16.01

Was:

Now: $12.88
Southeast Tool
Clamp-on Countersink, 16mm Dia for 6mm Drill, Southeast Tool CSP1606LH
Carbide tipped countersink clamps on to the spiral of a 6mm drill and cuts up to a 16mm countersink.…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $16.01

Was:

Now: $12.88

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