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 Accessibility Statement
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
0
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 (4,000+ items) - Page 2

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
Keo Countersink Set, 82 , 5 919-000-045
Keo

Countersink Set, 82 , 5

Zoro # G3257405
Mfr # 919-000-045
product price:  $175.99
/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
Drill America 12 Piece Drill/Tap/Countersink Bit Set, 1/4'' Quick Change Hex Shank TDC12-SET
Drill America

12 Piece Drill/Tap/Countersink Bit Set, 1/4'' Quick Change Hex Shank

Zoro # G415485826
Mfr # TDC12-SET
product price:  $70.65
/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
Zoro Select Countersink, 6 FL, 82 Deg, 1/2, HSS, Even 21ML27
Zoro Select

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

Zoro # G5234083
Mfr # 21ML27
product price:  $8.89
/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
Zoro Select CountersinkSet, 82, 7, HighSpeedSteel 21ML26
Zoro Select

CountersinkSet, 82, 7, HighSpeedSteel

Zoro # G5234065
Mfr # 21ML26
product price:  $109.99
/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 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, 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 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
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 Countersink, 1 FL, 90 Deg, 1/2, HSS, Uncoated 919-000-075
Keo

Countersink, 1 FL, 90 Deg, 1/2, HSS, Uncoated

Zoro # G3312285
Mfr # 919-000-075
product price:  $19.49
/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
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 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
Champion Cutting Tool CSK Zero Flute Countersink - Deburring Tool, 82 deg Pntless, Round Shank CHA CSK10S
Champion Cutting Tool

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

Zoro # G511874449
Mfr # CHA CSK10S
product price:  $27.69
/ea
Big Horn 3 in 1 Countersink Set 19555
Big Horn

3 in 1 Countersink Set

Zoro # G104389336
Mfr # 19555
product price:  $15.69
/ea
Drill America No. 10-32 UNF Drill/Tap/Countersink Bit with 1/4'' Quick Change Hex Shank TDCF10-32
Drill America

No. 10-32 UNF Drill/Tap/Countersink Bit with 1/4'' Quick Change Hex Shank

Zoro # G015485820
Mfr # TDCF10-32
product price:  $9.29
/ea
Sold in mult. of 2 for $18.58
Hanson 3/4" High Speed Steel Countersink 12413
Hanson

3/4" High Speed Steel Countersink

Zoro # G902649663
Mfr # 12413
product price:  $23.99
/ea
Zoro Select Countersink, 6 FL, 82 Deg, 1 1/4, HSS, Even 21ML38
Zoro Select

Countersink, 6 FL, 82 Deg, 1 1/4, HSS, Even

Zoro # G5268121
Mfr # 21ML38
product price:  $40.19
/ea
Zoro Select Countersink, 1 Flute, Carbide, 2-1/2" L 331-005060
Zoro Select

Countersink, 1 Flute, Carbide, 2-1/2" L

Zoro # G9728720
Mfr # 331-005060
product price:  $36.49
/ea
Drillco 5/16, COUNTRSINK 82DEG SGL FLUTE - 3600E 36E120B
Drillco

5/16, COUNTRSINK 82DEG SGL FLUTE - 3600E

Zoro # G910372614
Mfr # 36E120B
product price:  $9.49
/ea
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
Norseman Drill & Tool Norseman 82AG Gold Oxide 82 Degreess Pilotless Countersink, Size CS3/16 67120
Norseman Drill & Tool

Norseman 82AG Gold Oxide 82 Degreess Pilotless Countersink, Size CS3/16

Zoro # G515850050
Mfr # 67120
product price:  $26.39
/ea
Eazypower Isomax 3/8 in. X 3/8 inch D Tool Steel Countersink Countersink Bit 1 pc 30353
Eazypower

Isomax 3/8 in. X 3/8 inch D Tool Steel Countersink Countersink Bit 1 pc

Zoro # G1930281
Mfr # 30353
product price:  $9.59
/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
Euroboor Countersink, 3/8"-1", 3/4" Arbor for mag drills SCE.25
Euroboor

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

Zoro # G5389117
Mfr # SCE.25
product price:  $67.15
/ea
Drill America 5/8"-82 HSS 4 Flute Machine Countersink DEWMSK5/8-82
Drill America

5/8"-82 HSS 4 Flute Machine Countersink

Zoro # G1740115
Mfr # DEWMSK5/8-82
product price:  $13.77
/ea
Champion Cutting Tool Zero Flute Countersink - Deburring Tool, 90 deg, 9/16in - 1-3/32in Dia of Cut CHA DBK36
Champion Cutting Tool

Zero Flute Countersink - Deburring Tool, 90 deg, 9/16in - 1-3/32in Dia of Cut

Zoro # G911876104
Mfr # CHA DBK36
product price:  $104.99
/ea
Garant High-Precision Countersink, 3 Flutes, 90 Deg, 25 mm 150150 25
Garant

High-Precision Countersink, 3 Flutes, 90 Deg, 25 mm

Zoro # G011460845
Mfr # 150150 25
product price:  $48.59
/ea
Champion Cutting Tool CSK Zero Flute Countersink - Deburring Tool, 82 deg Pntless, Round Shank CHA CSK26
Champion Cutting Tool

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

Zoro # G911874384
Mfr # CHA CSK26
product price:  $60.19
/ea
Drill America 3.00mm - 20.00mm Carbide Tip Reverse Countersink DMORC3-20
Drill America

3.00mm - 20.00mm Carbide Tip Reverse Countersink

Zoro # G422702695
Mfr # DMORC3-20
product price:  $13.19
/ea
Hhip 1" 82 Degree 3 Flute HSS Countersink 2001-2000
Hhip

1" 82 Degree 3 Flute HSS Countersink

Zoro # G2468419
Mfr # 2001-2000
product price:  $32.89
/ea
M.A. Ford Xt Endmill 16Mm X 3.0R 61012503
M.A. Ford

Xt Endmill 16Mm X 3.0R

Zoro # G1313832
Mfr # 61012503
product price:  $14.39
/ea
Countersinks (4,000+ items) - Page 2
  • First
  • Previous
  • 2
    of 112 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
Step Drill BitsHand TapsReduced Shank Drill BitsHigh Speed Jobber Drill BitsHex Dies
1/2 in countersinkcounter bore setsingle flute counter sink3" threaded capdrill countersink bit
yg-1 tool cometric counterbore82 degree center drill60 degree countersinkradius endmill

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
  • Tax Exemption

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