Skip to Main Content

Featured Categories

Tools & Machining
Heating & Cooling
Grounds & Outdoor
Storage & Workspace

Shop Categories

About Us
Promo Codes
Contact Us

Recent Searches

Recently Viewed

Sign In

Don't Have An Account?

Register with Zoro for access to:

Hassle-free returns
Order History
Exclusive savings

Order Tracking
Customer Service

Home
/
Tools & Machining
/
Cutting Tools
/
Porting Tools & Counterbores

Porting Tools & Counterbores

Filter

Filter

Tools & Machining

Porting Tools & Counterbores

Counterbores (968)

Port Tools (65)

Search within Brand

SCIENTIFIC CUTTING TOOLS (63)

DRILL AMERICA (270)

KEO (42)

CLEVELAND (157)

LINK (67)

SEE ALL

Drill/C'Bore (128)

Pilot for Counterbores (76)

Port Tool (63)

Cutting Tool (61)

Counterbore with Built-In Pilot (60)

SEE ALL

0.127 in (1)

0.157 in (1)

0.159 in (1)

0.191 in (3)

0.228" to 0.757" (1)

SEE ALL

min

$

to

max

$

#1 (3)

#10 (3)

#4 (3)

#5 (3)

#6 (3)

SEE ALL

1 1/2-12 UNJF-3B (1)

1 1/8-18 UNJEF (1)

1 1/16-12 UN-2B (2)

1 1/16-12 UNJ-3B (2)

1 3/16-12 UN-2B (2)

SEE ALL

Exclude Backordered (923)

0 (3)

1-1/2 in (29)

1-1/4 in (11)

1-1/8 in (2)

1-3/4 in (13)

SEE ALL

Straight (262)

Round (230)

Taper (39)

+ 33 MORE FILTERS

1,033 Results (Showing 1 - 36)

Sort By:

Relevance

1,033 results

SCIENTIFIC CUTTING TOOLS Port Tool, MS33649, Reamer, 7/16-20 UNJF

Zoro # G8406955 Mfr # MS33649-4R

$205.95

$205.95

KODIAK CUTTING TOOLS #5/16 Counterbores 1/32 Oversize Capscrew Style

Zoro # G8644985 Mfr # 5496029

$46.30

$46.30

DRILL AMERICA 21/32"x3/16" Pilot Hole HSS Straight Shank Counterbore

Zoro # G1742224 Mfr # DEWCBR21/32

$35.73

$35.73

SCIENTIFIC CUTTING TOOLS Port Tool, MS33649, Reamer, 1 5/16-12 UNJ

Zoro # G7963611 Mfr # MS33649-16R

$300.20

$300.20

CLEVELAND Counterbore, 7.000" L, 0.500" dia., Bright

Zoro # G4772831 Mfr # C91715

$128.60

$128.60

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Solid, 7/16-20 UNF

Zoro # G8129712 Mfr # MS16142-4S

$179.95

$179.95

CLEVELAND Port Tool, 2.813" L, 0.250" dia., Bright

Zoro # G4769578 Mfr # C46892

$105.82

$105.82

KEO Counterbore, 1/64 Clearance, Size 3/8, Co

Zoro # G1121951 Mfr # 55222

$82.99

$82.99

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Reamer, 3/4-16 UNF

Zoro # G7807396 Mfr # MS16142-8R

$248.59

$248.59

H & H INDUSTRIAL PRODUCTS, INC. 40 Piece 1/4-1" HSS Straight-Shank 3 Flute Counterbore Set

Zoro # G7177345 Mfr # 2007-0041

$326.90

$326.90

KEO Counterbore, Close Fit, Size 1/4, Cobalt

Zoro # G1107714 Mfr # 55215

$38.75

$38.75

KEO Counterbore Set, Metric, 6 pcs., 3F, Medium

Zoro # G8925472 Mfr # 56226

$401.84

$401.84

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Solid, 3/4-16 UNF

Zoro # G8209966 Mfr # MS16142-8S

$209.99

$209.99

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Reamer, 7/16-20 UNF

Zoro # G7550295 Mfr # MS16142-4R

$199.96

$199.96

HARVEY TOOL Counterbores - Flat Bottom - Long Reach, 0.1250" (1/8), Neck Dia.: 0.1130"

Zoro # G7258294 Mfr # 25508

$55.52

$55.52

DRILL AMERICA 13/32"x1/8" HSS Aircraft Counterbore 1/4" Shank

Zoro # G1745934 Mfr # DEWA/CCBR13/32

$23.52

$23.52

KEO Counterbore Set, Close Fit, 7 PC, #6-1/2 In

Zoro # G2382423 Mfr # 55239

$469.99

$469.99

DRILL AMERICA 13/16"x3/16" HSS Aircraft Counterbore 1/4" Shank

Zoro # G1741086 Mfr # DEWA/CCBR13/16

$41.79

$41.79

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Reamer, 5/16-24 UNF

Zoro # G7922056 Mfr # MS16142-2R

$191.63

$191.63

DRILL AMERICA 3/8"x3/16" Pilots for Counterbore

Zoro # G1741244 Mfr # DEWPIL3/8X3/16

$9.72

$9.72

DRILL AMERICA 5/8"x3/16" Pilot Hole HSS Straight Shank Counterbore

Zoro # G1745800 Mfr # DEWCBR5/8

$30.39

$30.39

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Solid, 1/2-20 UNF

Zoro # G8276685 Mfr # MS16142-5S

$209.39

$209.39

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Reamer, 1 1/16-12 UN

Zoro # G8390681 Mfr # MS16142-12R

$256.23

$256.23

DRILL AMERICA 11/16"x3/16" HSS Aircraft Counterbore 1/4" Shank

Zoro # G1742757 Mfr # DEWA/CCBR11/16

$30.24

$30.24

DRILL AMERICA 3"x1/2" Pilot Hole HSS Straight Shank Counterbore

Zoro # G1744324 Mfr # DEWCBR3INCH

$320.79

$320.79

LINK 3/8" HSS Se .406 X .468 Drill .593 Cbore 5/8 Shank 2-11/32 Oal

Zoro # G7645017 Mfr # 50-L2-186

$25.89

$25.89

LINK Ua7-1/2 English Shcs HSS Counterbore

Zoro # G7644868 Mfr # 60-L2-301

$51.34

$51.34

DRILL AMERICA 5/16"x3/16" Pilots for Counterbore

Zoro # G1746869 Mfr # DEWPIL5/16X3/16

$13.83

$13.83

DRILL AMERICA 13/16"x1/4" Pilot Hole HSS Straight Shank Counterbore

Zoro # G1745426 Mfr # DEWCBR13/16

$39.08

$39.08

KODIAK CUTTING TOOLS 10Pc Counterbore Set #4-1/2" Standard Tolerance HSS Counterbore Set

Zoro # G8611288 Mfr # 5485887

$459.79

$459.79

HHIP M10 X 11mm HSS 3 Flute Straight Shank Solid Pilot Counterbore

Zoro # G2468157 Mfr # 2007-0064

$25.67

$25.67

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Reamer, 1 5/16-12 UN

Zoro # G8253831 Mfr # MS16142-16R

$235.41

$235.41

SCIENTIFIC CUTTING TOOLS Port Tool, MS33649, Reamer, 3/4-16 UNJF

Zoro # G8049081 Mfr # MS33649-8R

$253.49

$253.49

DRILL AMERICA 25/64"x5/32" Pilot Hole HSS Straight Shank Counterbore

Zoro # G1742328 Mfr # DEWCBR25/64

$21.68

$21.68

SCIENTIFIC CUTTING TOOLS Port Tool, MS16142, Reamer, 1 7/8-12 UN

Zoro # G7885936 Mfr # MS16142-24R

$359.03

$359.03

CLEVELAND Port Tool, 3.813" L, 0.266" dia., Bright

Zoro # G4789808 Mfr # C46424

$85.12

$85.12

1,033 Results (Showing 1 - 36)

1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
of 29 pages
Next
Last

Other Related Categories

Drill Bits End Mills Countersinks, Center Drills & Spotting Drills Taps Screwdrivers and Nutdrivers Measuring and Layout Tools

Pliers Sockets & Ratchets 1/4 counterbore port tool counterbore cleveland counterbore

Contact Us

Customer Service From Real People.

Phone: (855) 289-9676
Fax: (855) 329-9676

Monday - Friday: 6am - 9pm (CT)
Saturday: 7am - 5pm (CT)
*Holiday hours may vary. Learn More

Information

About Us
Accessibility
Careers
Giving Back
Resource Hub
Promo Codes
Shipping

Shopping

Brands
My Account
Payments
Sitemap

Services

Customer Service
Contact Us
FAQs
Net 30 Terms
Sell on Zoro

Feedback

Got a minute?

Help us improve by taking a quick survey

Follow Us

© 2011–2022 Zoro Tools, Inc. All rights reserved• Terms & Conditions• Privacy Policy• Do Not Sell My Personal Information