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
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 (4,000+ items) - Page 105

Mastercut Tool 1/8x1/8x1-1/2 6FL 60 Degree Countersink 680-602
Mastercut Tool

1/8x1/8x1-1/2 6FL 60 Degree Countersink

Zoro # G500579058
Mfr # 680-602
product price:  $10.45
/ea
Karnasch HSS-Xe Countersink, 82 Degree, 3 Flat Si 201780020
Karnasch

HSS-Xe Countersink, 82 Degree, 3 Flat Si

Zoro # G605128120
Mfr # 201780020
product price:  $14.69
/ea
Internal Tool A Cs-250-60 60degX.250 Dia. 6 Flute Coun 63-3000
Internal Tool

A Cs-250-60 60degX.250 Dia. 6 Flute Coun

Zoro # G000402566
Mfr # 63-3000
product price:  $88.75
/ea
Mastercut Tool 6x6x50 1FL 82 Degree Countersink 780-106
Mastercut Tool

6x6x50 1FL 82 Degree Countersink

Zoro # G600578647
Mfr # 780-106
product price:  $17.25
/ea
Mastercut Tool 9.5x6x64 1FL 82 Degree Countersink 780-108
Mastercut Tool

9.5x6x64 1FL 82 Degree Countersink

Zoro # G100579038
Mfr # 780-108
product price:  $20.99
/ea
Mastercut Tool 1/4x1/4x2 6FL 60 Degree Countersink 680-606
Mastercut Tool

1/4x1/4x2 6FL 60 Degree Countersink

Zoro # G500578952
Mfr # 680-606
product price:  $16.25
/ea
Mastercut Tool 1/8x1/8x1-1/2 3FL 82 Degree Countersink 680-402
Mastercut Tool

1/8x1/8x1-1/2 3FL 82 Degree Countersink

Zoro # G500578815
Mfr # 680-402
product price:  $10.45
/ea
Mastercut Tool 6x6x50 1FL 90 Degree Countersink 780-206
Mastercut Tool

6x6x50 1FL 90 Degree Countersink

Zoro # G000578674
Mfr # 780-206
product price:  $15.89
/ea
Mastercut Tool 3/16x3/16x2 6FL 60 Degree Countersink 680-604
Mastercut Tool

3/16x3/16x2 6FL 60 Degree Countersink

Zoro # G600579132
Mfr # 680-604
product price:  $11.69
/ea
Mastercut Tool 25x8x70 6FL 82 Degree Countersink 780-716
Mastercut Tool

25x8x70 6FL 82 Degree Countersink

Zoro # G400579165
Mfr # 780-716
product price:  $109.99
/ea
Mastercut Tool 3x3x38 1FL 82 Degree Countersink 780-102
Mastercut Tool

3x3x38 1FL 82 Degree Countersink

Zoro # G600578852
Mfr # 780-102
product price:  $10.45
/ea
Karnasch HSS-Xe Blue-Tec Coated Countersink, 82 D 201785040
Karnasch

HSS-Xe Blue-Tec Coated Countersink, 82 D

Zoro # G105128118
Mfr # 201785040
product price:  $30.89
/ea
Internal Tool A Cs-500-60 60degX.500 Dia. 6 Flute Coun 63-6000-C
Internal Tool

A Cs-500-60 60degX.500 Dia. 6 Flute Coun

Zoro # G300402495
Mfr # 63-6000-C
product price:  $213.99
/ea
Mastercut Tool 25x8x70 3FL 90 Degree Countersink 780-516
Mastercut Tool

25x8x70 3FL 90 Degree Countersink

Zoro # G500578914
Mfr # 780-516
product price:  $108.99
/ea
Holemaker Technology HMT Tungsten Carbide MultiSink 55mm, 90 Degree 601055-0550
Holemaker Technology

HMT Tungsten Carbide MultiSink 55mm, 90 Degree

Zoro # G511189321
Mfr # 601055-0550
product price:  $525.99
/ea
Mastercut Tool 5x5x50 6FL 82 Degree Countersink 780-704
Mastercut Tool

5x5x50 6FL 82 Degree Countersink

Zoro # G500578655
Mfr # 780-704
product price:  $11.59
/ea
Mastercut Tool 5/8x3/8x3 3FL 82 Degree Countersink 680-412
Mastercut Tool

5/8x3/8x3 3FL 82 Degree Countersink

Zoro # G100578819
Mfr # 680-412
product price:  $40.29
/ea
Holemaker Technology HMT MultiSink Pilot 26mm 601050-0260
Holemaker Technology

HMT MultiSink Pilot 26mm

Zoro # G511188416
Mfr # 601050-0260
product price:  $58.25
/ea
Mastercut Tool 5x5x50 1FL 82 Degree Countersink 780-104
Mastercut Tool

5x5x50 1FL 82 Degree Countersink

Zoro # G100578635
Mfr # 780-104
product price:  $12.49
/ea
Mastercut Tool 5/8x3/8x3 6FL 60 Degree Countersink 680-612
Mastercut Tool

5/8x3/8x3 6FL 60 Degree Countersink

Zoro # G100578772
Mfr # 680-612
product price:  $40.29
/ea
Mastercut Tool 12.7x6x70 1FL 60 Degree Countersink 780-010
Mastercut Tool

12.7x6x70 1FL 60 Degree Countersink

Zoro # G600578951
Mfr # 780-010
product price:  $26.29
/ea
Mastercut Tool 16x8x70 1FL 60 Degree Countersink 780-012
Mastercut Tool

16x8x70 1FL 60 Degree Countersink

Zoro # G600579040
Mfr # 780-012
product price:  $40.29
/ea
Mastercut Tool 3/16x3/16x2 1FL 60 Degree Countersink 680-004
Mastercut Tool

3/16x3/16x2 1FL 60 Degree Countersink

Zoro # G100578758
Mfr # 680-004
product price:  $11.69
/ea
Mastercut Tool 6x6x50 3FL 60 Degree Countersink 780-306
Mastercut Tool

6x6x50 3FL 60 Degree Countersink

Zoro # G600579088
Mfr # 780-306
product price:  $17.65
/ea
Internal Tool A Cs-500-60 60degX.500 Dia. 6 Flute Coun 63-6000
Internal Tool

A Cs-500-60 60degX.500 Dia. 6 Flute Coun

Zoro # G300402532
Mfr # 63-6000
product price:  $181.99
/ea
Mastercut Tool 6x6x50 3FL 82 Degree Countersink 780-406
Mastercut Tool

6x6x50 3FL 82 Degree Countersink

Zoro # G200578801
Mfr # 780-406
product price:  $15.89
/ea
Karnasch HSS-Xe Blue-Tec Coated Countersink, 82 D 201785070
Karnasch

HSS-Xe Blue-Tec Coated Countersink, 82 D

Zoro # G505128107
Mfr # 201785070
product price:  $46.39
/ea
Mastercut Tool 9.5x6x64 6FL 82 Degree Countersink 780-708
Mastercut Tool

9.5x6x64 6FL 82 Degree Countersink

Zoro # G500578679
Mfr # 780-708
product price:  $22.99
/ea
Mastercut Tool 3/8x1/4x2-1/2 6FL 60 Degree Countersink 680-608
Mastercut Tool

3/8x1/4x2-1/2 6FL 60 Degree Countersink

Zoro # G200579006
Mfr # 680-608
product price:  $22.99
/ea
Internal Tool A Cs-375-82 82degX.375 Dia. 6 Flute Coun 63-5100
Internal Tool

A Cs-375-82 82degX.375 Dia. 6 Flute Coun

Zoro # G100402558
Mfr # 63-5100
product price:  $140.99
/ea
Mastercut Tool 9.5x6x64 6FL 60 Degree Countersink 780-608
Mastercut Tool

9.5x6x64 6FL 60 Degree Countersink

Zoro # G100578888
Mfr # 780-608
product price:  $22.99
/ea
Holemaker Technology HMT MultiSink Pilot 22mm 601050-0220
Holemaker Technology

HMT MultiSink Pilot 22mm

Zoro # G411188394
Mfr # 601050-0220
product price:  $42.19
/ea
Karnasch HSS-Xe Blue-Tec Coated Countersink, 82 D 201785080
Karnasch

HSS-Xe Blue-Tec Coated Countersink, 82 D

Zoro # G305128116
Mfr # 201785080
product price:  $47.69
/ea
Mastercut Tool 6x6x50 6FL 82 Degree Countersink 780-706
Mastercut Tool

6x6x50 6FL 82 Degree Countersink

Zoro # G100578727
Mfr # 780-706
product price:  $17.65
/ea
Holemaker Technology HMT MultiSink Pilot 20mm 601050-0200
Holemaker Technology

HMT MultiSink Pilot 20mm

Zoro # G111188472
Mfr # 601050-0200
product price:  $39.49
/ea
Melin Tool Co Cobalt Countersink, 120 deg., 5/8", Number of Flutes: 3 HSP3-5/8-120
Melin Tool Co

Cobalt Countersink, 120 deg., 5/8", Number of Flutes: 3

Zoro # G5344829
Mfr # HSP3-5/8-120
product price:  $36.99
/ea
Countersinks (4,000+ items) - Page 105
  • First
  • Previous
  • 105
    of 115 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

Spotting DrillsCenter DrillsJobber Length Drill BitsDrill Bit SetsStep Drill Bits
Hole SawsReduced Shank Drill BitsHand TapsTap WrenchesHammer Drill Bits
metric counterbore3" threaded capsingle flute counter sinkcountersink zero flute1 in countersink
1/2 in countersinkdrill countersink bit1 in endmillradius endmill82 degree center drill

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