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  1. Home
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  3. Tools & Machining
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  5. Cutting Tools
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  7. Countersinks, Center Drills & Spotting Drills
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  9. Countersinks

Countersinks (3,500+ items) - Page 2

Link 1/4" HSS Se .252 X 17/32 Drill 1/2 X 2-3/8 Body 3/8 X 15/16 Shank 55-L2-194
Link

1/4" HSS Se .252 X 17/32 Drill 1/2 X 2-3/8 Body 3/8 X 15/16 Shank

Zoro # G7644396
Mfr # 55-L2-194
product price: 
$27.89
/ea
Champion Cutting Tool CSK Zero Flute Countersink - Deburring Tool, 82 deg Pntless, Round Shank CHA CSK18
Champion Cutting Tool

CSK Zero Flute Countersink - Deburring Tool, 82 deg Pntless, Round Shank

Zoro # G611874332
Mfr # CHA CSK18
product price: 
$34.59
/ea
Zoro Select Countersink, 6 FL, 82 Deg, 1/2, HSS, Even 21ML34
Zoro Select

Countersink, 6 FL, 82 Deg, 1/2, HSS, Even

Zoro # G5234031
Mfr # 21ML34
product price: 
$10.39
/ea
Keo 3/4 82 deg ZErO Flute CO Deburring Tool 919-000-211
Keo

3/4 82 deg ZErO Flute CO Deburring Tool

Zoro # G0771504
Mfr # 919-000-211
product price: 
$61.15
/ea
Montana Brand MB-65995 Power Groove Countersink Set MB-65995
Montana Brand

MB-65995 Power Groove Countersink Set

Zoro # G803751939
Mfr # MB-65995
product price: 
$25.95
/ea
Hhip 1" 82 Degree 6 Flute High Speed Steel Chatterless Countersink 2001-4000
Hhip

1" 82 Degree 6 Flute High Speed Steel Chatterless Countersink

Zoro # G2468254
Mfr # 2001-4000
product price: 
$33.79
/ea
Keo Countersink Set, 90 , 5 919-000-046
Keo

Countersink Set, 90 , 5

Zoro # G2609957
Mfr # 919-000-046
product price: 
$175.99
/ea
Keo 82 deg 6 Flute 7 piece Countersink Set CO 919-000-039
Keo

82 deg 6 Flute 7 piece Countersink Set CO

Zoro # G2126652
Mfr # 919-000-039
product price: 
$266.99
/ea
Keo 90 deg 6 Flute 7 piece Countersink Set CO 919-000-040
Keo

90 deg 6 Flute 7 piece Countersink Set CO

Zoro # G3055735
Mfr # 919-000-040
product price: 
$266.99
/ea
Hanson 5/8" High Speed Steel Countersink 12412
Hanson

5/8" High Speed Steel Countersink

Zoro # G302649485
Mfr # 12412
product price: 
$22.65
/ea
Keo 5/8 82 deg ZErO Flute CO Deburring Tool 919-000-209
Keo

5/8 82 deg ZErO Flute CO Deburring Tool

Zoro # G1549983
Mfr # 919-000-209
product price: 
$40.95
/ea
Keo 1/2 x 82 deg KEO CO SF Countersink 919-000-581
Keo

1/2 x 82 deg KEO CO SF Countersink

Zoro # G2742923
Mfr # 919-000-581
product price: 
$20.99
/ea
Keo Countersink, 6 FL, 82 Deg, 1 In, HSS 919-000-356
Keo

Countersink, 6 FL, 82 Deg, 1 In, HSS

Zoro # G3462514
Mfr # 919-000-356
product price: 
$62.85
/ea
Keo Countersink, 6 FL, 82 Deg, 5/8, HSS, Uncoated 919-000-348
Keo

Countersink, 6 FL, 82 Deg, 5/8, HSS, Uncoated

Zoro # G1029962
Mfr # 919-000-348
product price: 
$28.39
/ea
Keo Countersink, 5/16 in, 90 , 1-7/8 in 919-000-219
Keo

Countersink, 5/16 in, 90 , 1-7/8 in

Zoro # G2474071
Mfr # 919-000-219
product price: 
$21.95
/ea
Keo 3/4 x 82 deg KEO HSS RH 3Fl C Reamer 917-000-045
Keo

3/4 x 82 deg KEO HSS RH 3Fl C Reamer

Zoro # G0866853
Mfr # 917-000-045
product price: 
$42.95
/ea
Euroboor Countersink, 3/8"-1-9/16", 3/4" Arbor for mag drills SCE.40
Euroboor

Countersink, 3/8"-1-9/16", 3/4" Arbor for mag drills

Zoro # G5389065
Mfr # SCE.40
product price: 
$95.99
/ea
Keo ZErO Flute Set 82 deg 5/16" - 1" 5 pcs CO 919-000-217
Keo

ZErO Flute Set 82 deg 5/16" - 1" 5 pcs CO

Zoro # G1869743
Mfr # 919-000-217
product price: 
$196.99
/ea
Keo Countersink, 6 Fl, 82 Deg, 3/4, Cobalt 919-000-747
Keo

Countersink, 6 Fl, 82 Deg, 3/4, Cobalt

Zoro # G2826887
Mfr # 919-000-747
product price: 
$44.19
/ea
Keo Countersink, 1 FL, 82 Deg, 1/2, HSS, Uncoated 919-000-073
Keo

Countersink, 1 FL, 82 Deg, 1/2, HSS, Uncoated

Zoro # G2269531
Mfr # 919-000-073
product price: 
$21.99
/ea
Keo Countersink, 1 FL, 82 Deg, 3/4, Cobalt, TiN 919-000-586
Keo

Countersink, 1 FL, 82 Deg, 3/4, Cobalt, TiN

Zoro # G3310973
Mfr # 919-000-586
product price: 
$57.59
/ea
Drill America 82 Degree Pilotless Countersink for #10 screw WELCS-10S
Drill America

82 Degree Pilotless Countersink for #10 screw

Zoro # G1740517
Mfr # WELCS-10S
product price: 
$17.99
/ea
Keo 1/2 82 deg ZErO Flute CO Deburring Tool 919-000-207
Keo

1/2 82 deg ZErO Flute CO Deburring Tool

Zoro # G2245415
Mfr # 919-000-207
product price: 
$35.45
/ea
Keo Countersink, 1 FL, 82 Deg, 5/8, HSS, Uncoated 919-000-261
Keo

Countersink, 1 FL, 82 Deg, 5/8, HSS, Uncoated

Zoro # G2447523
Mfr # 919-000-261
product price: 
$22.79
/ea
Zoro Select Countersink, 3 FL, 82 Deg, 1/2, HSS 21ML07
Zoro Select

Countersink, 3 FL, 82 Deg, 1/2, HSS

Zoro # G5233943
Mfr # 21ML07
product price: 
$12.55
/ea
Keo Countersink, 6 Fl, 82 Deg, 1 In, Cobalt 919-000-751
Keo

Countersink, 6 Fl, 82 Deg, 1 In, Cobalt

Zoro # G1438717
Mfr # 919-000-751
product price: 
$70.99
/ea
Keo 3/8 82 deg ZErO Flute CO Deburring Tool 919-000-204
Keo

3/8 82 deg ZErO Flute CO Deburring Tool

Zoro # G2062821
Mfr # 919-000-204
product price: 
$22.69
/ea
Hhip 1/2-1-3/4" Indexable 82 Degree Countersink & Chamfer Tool 2001-0038
Hhip

1/2-1-3/4" Indexable 82 Degree Countersink & Chamfer Tool

Zoro # G2468498
Mfr # 2001-0038
product price: 
$53.45
/ea
Zoro Select CountersinkSet, 82, 7, HighSpeedSteel 21ML26
Zoro Select

CountersinkSet, 82, 7, HighSpeedSteel

Zoro # G5234065
Mfr # 21ML26
product price: 
$111.99
/ea
Drill America 82 Degree Pilotless Countersink for #8 screw WELCS-8S
Drill America

82 Degree Pilotless Countersink for #8 screw

Zoro # G1739248
Mfr # WELCS-8S
product price: 
$13.65
/ea
Drill America m6 X 1 Drill/Tap/Countersink Bit with 1/4'' Quick Change Hex Shank TDCM6X1
Drill America

m6 X 1 Drill/Tap/Countersink Bit with 1/4'' Quick Change Hex Shank

Zoro # G315485834
Mfr # TDCM6X1
product price: 
$8.49
/ea
Sold in mult. of 2 for $16.98
Link 3/8" HSS Se .378 X 25/32 Drill 3/4 X 3 Body 1/2 X 1-1/8 Shank 55-L2-196
Link

3/8" HSS Se .378 X 25/32 Drill 3/4 X 3 Body 1/2 X 1-1/8 Shank

Zoro # G7647589
Mfr # 55-L2-196
product price: 
$37.45
/ea
Keo 5/16 82 deg ZErO Flute CO Deburring Tool 919-000-202
Keo

5/16 82 deg ZErO Flute CO Deburring Tool

Zoro # G3507384
Mfr # 919-000-202
product price: 
$21.95
/ea
Link No 10 HSS Se .192 X 15/32 Drill 7/16 X 2 Body 1/4 X 5/8 Shank 55-L2-192
Link

No 10 HSS Se .192 X 15/32 Drill 7/16 X 2 Body 1/4 X 5/8 Shank

Zoro # G7638227
Mfr # 55-L2-192
product price: 
$24.45
/ea
Zoro Select Countersink, 3/8 in, 82 , 1-3/4 in 21ML08
Zoro Select

Countersink, 3/8 in, 82 , 1-3/4 in

Zoro # G5233882
Mfr # 21ML08
product price: 
$7.45
/ea
Keo 5/16 82 deg ZErO Flute CO Deburring Tool 919-000-203
Keo

5/16 82 deg ZErO Flute CO Deburring Tool

Zoro # G0916194
Mfr # 919-000-203
product price: 
$24.79
/ea
Countersinks (3,500+ items) - Page 2
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About Countersinks

Countersinks are specialized tools that are used to create a chamfered edge on an object. They are commonly used in machining and fabrication to prepare surfaces for drilling, tapping, or other operations. Countersinks can also be used to deburr or countersink the edges of holes.

Types of Countersinks

Countersinks come in a variety of shapes and sizes, from small single-point countersinks for use with drill bits, to larger multi-fluted countersinks for use with chamfering tools. Countersink sets typically include several different sizes and angles to accommodate different applications.

Materials Used For Countersinks

Countersinks are usually made from high speed steel (HSS) or carbide, but can also be made from other materials such as brass or bronze. The material chosen will depend on the application and the desired finish of the chamfer.

Industries That Use Countersinks

Countersinking is widely used in many industries such as automotive manufacturing, aerospace engineering, furniture making, plumbing and electrical work. Professional tradespeople often use countersink drills and chamfering tools to create precise edges on their workpieces.

Find the Countersinks You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of tools & machining along with other tools or supplies to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

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