Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Tools & Machining
  4. /
  5. Cutting Tools
  6. /
  7. Countersinks, Center Drills & Spotting Drills
  8. /
  9. Countersinks

Countersinks (4,500+ items)

Slugger By Fein Countersink, HSS, 1-1/2" dia., Single Ended 64298150820
Slugger By Fein

Countersink, HSS, 1-1/2" dia., Single Ended

Zoro # G0993120
Mfr # 64298150820
product price:  $88.99
/ea
Milwaukee Tool 4 Pc Countersink Drill Bit Set 48-13-5003
Milwaukee Tool

4 Pc Countersink Drill Bit Set

Zoro # G607963743
Mfr # 48-13-5003
product price:  $34.97
/ea
Eazypower Countersink, 1/2" Body Dia. 30072
Eazypower

Countersink, 1/2" Body Dia.

Zoro # G5767155
Mfr # 30072
product price:  $6.25
/ea
Neiko Countersink Drill Bit Set for Wood and Metal, 1/4'' Tri-Flat Shank, 5 Piece, M2 High Speed Steel 10218A
Neiko

Countersink Drill Bit Set for Wood and Metal, 1/4'' Tri-Flat Shank, 5 Piece, M2 High Speed Steel

Zoro # G121697216
Mfr # 10218A
product price:  $20.69
/ea
Zoro Select CountersinkSet, 82, 7, HighSpeedSteel 21ML39
Zoro Select

CountersinkSet, 82, 7, HighSpeedSteel

Zoro # G5231466
Mfr # 21ML39
product price:  $65.59
/ea
Zephyr Countersink Cage, 5/8" Cutter Dia. ZT330-S
Zephyr

Countersink Cage, 5/8" Cutter Dia.

Zoro # G2472869
Mfr # ZT330-S
product price:  $104.99
/ea
Drill America 1/2"-82 HSS Single Flute Countersink DEWSFC1/2-82
Drill America

1/2"-82 HSS Single Flute Countersink

Zoro # G1747395
Mfr # DEWSFC1/2-82
product price:  $11.45
/ea
Keo 60 deg 6 Flute 7 piece Countersink Set HSS 919-000-333
Keo

60 deg 6 Flute 7 piece Countersink Set HSS

Zoro # G3361906
Mfr # 919-000-333
product price:  $221.99
/ea
Zoro Select Countersink, 3 FL, 82 Deg, 3/4, HSS 21ML09
Zoro Select

Countersink, 3 FL, 82 Deg, 3/4, HSS

Zoro # G5233952
Mfr # 21ML09
product price:  $12.79
/ea
Zoro Select Countersink, 1 FL, 82 Deg, 1 In, HSS 21ML03
Zoro Select

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

Zoro # G5233855
Mfr # 21ML03
product price:  $20.45
/ea
Big Horn 7 Piece Countersink Drill Bit Set with Stop Collars & Wrench 13200
Big Horn

7 Piece Countersink Drill Bit Set with Stop Collars & Wrench

Zoro # G104396716
Mfr # 13200
product price:  $24.35
/ea
Keo ZErO Flute Set 82 deg 5/16" - 5/8" 4 pcs CO 919-000-216
Keo

ZErO Flute Set 82 deg 5/16" - 5/8" 4 pcs CO

Zoro # G7497314
Mfr # 919-000-216
product price:  $100.99
/ea
Hhip 1/4-3/4" Indexable 82 Degree Countersink & Chamfer Tool 2001-0036
Hhip

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

Zoro # G2468534
Mfr # 2001-0036
product price:  $41.29
/ea
Hhip 5 Piece 90 Degree Zero-Flute Countersink & Deburring Tool Set 2001-0007
Hhip

5 Piece 90 Degree Zero-Flute Countersink & Deburring Tool Set

Zoro # G2468516
Mfr # 2001-0007
product price:  $78.75
/ea
Hhip 1/2" Single Flute 82 Degree High Speed Steel Countersink 2001-0500
Hhip

1/2" Single Flute 82 Degree High Speed Steel Countersink

Zoro # G2468543
Mfr # 2001-0500
product price:  $11.39
/ea
Drill America 3/8"-82 HSS 3 Flute Center Reamer DEWCSK3/8-82
Drill America

3/8"-82 HSS 3 Flute Center Reamer

Zoro # G1744665
Mfr # DEWCSK3/8-82
product price:  $6.99
/ea
Sold in mult. of 2 for $13.98
Drill America 1"-82 HSS 6 Flute Chatterless Countersink DEWCHAT1-82
Drill America

1"-82 HSS 6 Flute Chatterless Countersink

Zoro # G1740754
Mfr # DEWCHAT1-82
product price:  $39.65
/ea
Irwin 7/64 in. D Steel Wood Countersink 1 pc 1882630
Irwin

7/64 in. D Steel Wood Countersink 1 pc

Zoro # G4629761
Mfr # 1882630
product price:  $16.85
/ea
Hougen 82 Deg Carbide Countersink Kit 12965
Hougen

82 Deg Carbide Countersink Kit

Zoro # G409825096
Mfr # 12965
product price:  $305.99
/ea
Slugger By Fein Countersink, HSS, 2" Body dia, Single Ended 64298200820
Slugger By Fein

Countersink, HSS, 2" Body dia, Single Ended

Zoro # G0993102
Mfr # 64298200820
product price:  $144.99
/ea
Drill America 3/16"-17/32" 82 Degree Pilotless Countersink WELCS-18
Drill America

3/16"-17/32" 82 Degree Pilotless Countersink

Zoro # G1740289
Mfr # WELCS-18
product price:  $22.45
/ea
Zoro Select Countersink, 6 FL, 82 Deg, 3/4, HSS, Even 21ML28
Zoro Select

Countersink, 6 FL, 82 Deg, 3/4, HSS, Even

Zoro # G5234013
Mfr # 21ML28
product price:  $12.89
/ea
Keo 3/8 82 deg ZErO Flute CO Deburring Tool 919-000-205
Keo

3/8 82 deg ZErO Flute CO Deburring Tool

Zoro # G1320697
Mfr # 919-000-205
product price:  $26.35
/ea
Zoro Select CountersinkSet, 82, 7, HighSpeedSteel 21ML26
Zoro Select

CountersinkSet, 82, 7, HighSpeedSteel

Zoro # G5234065
Mfr # 21ML26
product price:  $105.99
/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:  $32.29
/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:  $253.99
/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:  $40.49
/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:  $60.49
/ea
Keo 82 deg 6 Flute 7 piece Countersink Set HSS 919-000-370
Keo

82 deg 6 Flute 7 piece Countersink Set HSS

Zoro # G0860666
Mfr # 919-000-370
product price:  $221.99
/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, 3 FL, 82 Deg, 1/2, HSS 21ML07
Zoro Select

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

Zoro # G5233943
Mfr # 21ML07
product price:  $12.39
/ea
Hhip 1 in. Single Flute 90 Degree High Speed Steel Countersink 2001-0807
Hhip

1 in. Single Flute 90 Degree High Speed Steel Countersink

Zoro # G712124565
Mfr # 2001-0807
product price:  $30.99
/ea
Eazypower Isomax 1/2 in. X 1/2 inch D Tool Steel Countersink Countersink Bit 1 pc 30072
Eazypower

Isomax 1/2 in. X 1/2 inch D Tool Steel Countersink Countersink Bit 1 pc

Zoro # G1930290
Mfr # 30072
product price:  $9.99
/ea
Hanson 3/4" High Speed Steel Countersink 12413
Hanson

3/4" High Speed Steel Countersink

Zoro # G902649663
Mfr # 12413
product price:  $23.99
/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
Zoro Select Countersink, 3 FL, 82 Deg, 1 In, HSS 21ML11
Zoro Select

Countersink, 3 FL, 82 Deg, 1 In, HSS

Zoro # G5233977
Mfr # 21ML11
product price:  $20.39
/ea
Countersinks (4,500+ items)
  • 1
    of 126 pages
  • Next
  • Last
How was your search?

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.

Related Categories

Center DrillsSpotting DrillsJobber Length Drill BitsDrill Bit SetsHole Saws
Reduced Shank Drill BitsStep Drill BitsTap WrenchesHand TapsHammer Drill Bits
120 degree countersinksingle flute counter sinkdrill countersink bit1 in endmillradius endmill
countersink zero flute1/2 in countersink82 degree center drill1 in countersink3" threaded cap

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc