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Porting Tools & Counterbores

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    $64.67
    $64.67 - $64.67
    $64.67

    1"x5/16" Pilot Hole HSS Straight Shank Counterbore

    DRILL AMERICA
    Low stock

    Mfr #: DEWCBR1INCH Counter bore High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toug...

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    $0.00 - $0.00
    $0.00
    $64.67
    $64.67 - $64.67
    $64.67
  • $0.00 - $0.00
    $0.00
    $31.43
    $31.43 - $31.43
    $31.43

    7/16"x1/8" HSS Aircraft Counterbore 1/4" Shank

    DRILL AMERICA
    In stock

    Mfr #: DEWA/CCBR7/16 Aircraft counterbore High-speed steel tools are good for most general purpose applications, offering a combination of hardnes...

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    $31.43
    $31.43 - $31.43
    $31.43
  • $34.22 - $34.22
    $34.22
    $89.39
    $89.39 - $89.39
    $89.39

    Counterbore, 2.234" L, 0.188" dia., Bright

    CLEVELAND
    In stock

    CLEVELAND Porting Tools & Counterbore In the Porting Tools & Counterbores category, this porting tools & counterbore supports consisten...

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    $34.22 - $34.22
    $34.22
    $89.39
    $89.39 - $89.39
    $89.39
  • $216.92 - $216.92
    $216.92
    $419.99
    $419.99 - $419.99
    $419.99

    Port Tool, MS16142, Solid, 1 5/16-12 UN

    SCIENTIFIC CUTTING TOOLS
    Low stock

    Mfr #: MS16142-16S SCIENTIFIC CUTTING TOOLS MS1614216S Port Tool Solid Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 4 Tube Dia 1.000 In Thr...

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    $216.92 - $216.92
    $216.92
    $419.99
    $419.99 - $419.99
    $419.99
  • $230.26 - $230.26
    $230.26
    $530.39
    $530.39 - $530.39
    $530.39

    Port Tool, MS16142, Solid, 1 5/8-12 UN

    SCIENTIFIC CUTTING TOOLS
    In stock

    SCIENTIFIC CUTTING TOOLS Porting Tools & Counterbore Categorized under Porting Tools & Counterbores, this porting tools & counterbore i...

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    $230.26 - $230.26
    $230.26
    $530.39
    $530.39 - $530.39
    $530.39
  • $59.16 - $59.16
    $59.16
    $137.99
    $137.99 - $137.99
    $137.99

    Counterbore, 13/32" D, Carbide Tipped

    SUPER TOOL
    In stock

    Mfr #: 5794062 For Counterboring most materials Tool diameter tolerance: +.001"/-0". Shank Diameter Tolerance: +0"/-.0005" Pilot Hole Diameter:5/3...

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    $59.16 - $59.16
    $59.16
    $137.99
    $137.99 - $137.99
    $137.99
  • $215.18 - $215.18
    $215.18
    $488.39
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    $488.39

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

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS33649-16R For MSI Stealth 15M A11UEK A11UEKV MS-1563 For MSI Modern 15 A11MU A11SBL A11ML A11SBU A11M A11SB/Summit B15 A11MT MS-1552/For ...

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    $215.18 - $215.18
    $215.18
    $488.39
    $488.39 - $488.39
    $488.39
  • $116.00 - $116.00
    $116.00
    $280.79
    $280.79 - $280.79
    $280.79

    Port Tool, MS16142, Solid, 3/8-24 UNF

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS16142-3S SCIENTIFIC CUTTING TOOLS MS161423S Port Tool Solid Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 3 Tube Dia 0.188 In Threa...

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    $116.00 - $116.00
    $116.00
    $280.79
    $280.79 - $280.79
    $280.79
  • $177.48 - $177.48
    $177.48
    $317.99
    $317.99 - $317.99
    $317.99

    Port Tool, MS16142, Solid, 7/8-14 UNF

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS16142-10S SCIENTIFIC CUTTING TOOLS MS1614210S Port Tool Solid Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 4 Tube Dia 0.625 In Thr...

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    $177.48 - $177.48
    $177.48
    $317.99
    $317.99 - $317.99
    $317.99
  • $238.96 - $238.96
    $238.96
    $539.99
    $539.99 - $539.99
    $539.99

    Port Tool, MS33649, Solid, 1 5/8-12 UNJ

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS33649-20S SCIENTIFIC CUTTING TOOLS MS3364920S Port Tool Solid Pilot AS5202 Number of Flutes 4 Tube Dia 1.250 In Thread Size 1.6250-12UNJ-...

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    $238.96 - $238.96
    $238.96
    $539.99
    $539.99 - $539.99
    $539.99
  • $151.38 - $151.38
    $151.38
    $424.79
    $424.79 - $424.79
    $424.79

    Port Tool, RPT, Reamer, 1/4-28 UNJF

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: RPT-3 SCIENTIFIC CUTTING TOOLS MS336498R Port Tool Reamer Pilot AS5202 Number of Flutes 4 Tube Dia 0.500 In Thread Size 0.7500-16UNJF-3B Sp...

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    $151.38 - $151.38
    $151.38
    $424.79
    $424.79 - $424.79
    $424.79
  • $76.56 - $76.56
    $76.56
    $163.19
    $163.19 - $163.19
    $163.19

    Reduced Shank Counterbore, 29/32" D

    SUPER TOOL
    In stock

    Mfr #: 52229 For counterboring and spotfacing in applications where machine requires a smaller shank 1/64" Corner Radius, Tool Diameter Tolerance:...

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    $76.56 - $76.56
    $76.56
    $163.19
    $163.19 - $163.19
    $163.19
  • $281.88 - $281.88
    $281.88
    $647.99
    $647.99 - $647.99
    $647.99

    Port Tool, MS16142, Solid, 1 7/8-12 UN

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS16142-24S SCIENTIFIC CUTTING TOOLS MS1614224S Port Tool Solid Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 4 Tube Dia 1.500 In Thr...

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    $281.88 - $281.88
    $281.88
    $647.99
    $647.99 - $647.99
    $647.99
  • $62.06 - $62.06
    $62.06
    $141.59
    $141.59 - $141.59
    $141.59

    Counterbore, 11/32" D, Carbide Tipped

    SUPER TOOL
    In stock

    Mfr #: 5793438 For Counterboring most materials Tool diameter tolerance: +.001"/-0". Shank Diameter Tolerance: +0"/-.0005" Pilot Hole Diameter:3/3...

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    $62.06 - $62.06
    $62.06
    $141.59
    $141.59 - $141.59
    $141.59
  • $174.00 - $174.00
    $174.00
    $421.19
    $421.19 - $421.19
    $421.19

    Port Tool, MS16142, Reamer, 1 3/16-12 UN

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS16142-14R SCIENTIFIC CUTTING TOOLS MS1614214R Port Tool Reamer Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 4 Tube Dia 0.875 In Th...

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    $174.00 - $174.00
    $174.00
    $421.19
    $421.19 - $421.19
    $421.19
  • $0.00 - $0.00
    $0.00
    $36.18
    $36.18 - $36.18
    $36.18

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

    LINK
    In stock

    Mfr #: 50-L2-186 Product will be either Blue or Red Up to 60% lighter than comparable tonnage steel rams Convenient carry handle Hard anodized alu...

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    $0.00 - $0.00
    $0.00
    $36.18
    $36.18 - $36.18
    $36.18
  • $10.44 - $10.44
    $10.44
    $19.91
    $19.91 - $19.91
    $19.91

    M6 X 6.6mm HSS 3 Flute Straight Shank Solid Pilot Counterbore

    HHIP
    In stock

    HHIP Porting Tools & Counterbore In the Porting Tools & Counterbores category, this porting tools & counterbore supports consistent per...

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    $10.44 - $10.44
    $10.44
    $19.91
    $19.91 - $19.91
    $19.91
  • $139.20 - $139.20
    $139.20
    $337.19
    $337.19 - $337.19
    $337.19

    Port Tool, MS33649, Reamer, 3/4-16 UNJF

    SCIENTIFIC CUTTING TOOLS
    Low stock

    Mfr #: MS33649-8R SCIENTIFIC CUTTING TOOLS MS336498R Port Tool Reamer Pilot AS5202 Number of Flutes 4 Tube Dia 0.500 In Thread Size 0.7500-16UNJF-...

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    $139.20 - $139.20
    $139.20
    $337.19
    $337.19 - $337.19
    $337.19
  • $157.76 - $157.76
    $157.76
    $323.99
    $323.99 - $323.99
    $323.99

    Port Tool, MS16142, Solid, 3/4-16 UNF

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS16142-8S SCIENTIFIC CUTTING TOOLS MS161428S Port Tool Solid Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 4 Tube Dia 0.500 In Threa...

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    $157.76 - $157.76
    $157.76
    $323.99
    $323.99 - $323.99
    $323.99
  • $192.56 - $192.56
    $192.56
    $406.79
    $406.79 - $406.79
    $406.79

    Port Tool, MS16142, Reamer, 3/4-16 UNF

    SCIENTIFIC CUTTING TOOLS
    In stock

    ASIN reference: B001VXV58G Intended for production support and bench work. a practical option for maintenance teams and procurement, helping tea...

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    $192.56 - $192.56
    $192.56
    $406.79
    $406.79 - $406.79
    $406.79
  • $147.90 - $147.90
    $147.90
    $314.39
    $314.39 - $314.39
    $314.39

    Port Tool, MS33649, Reamer, 7/16-20 UNJF

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS33649-4R SCIENTIFIC CUTTING TOOLS MS336494R Port Tool Reamer Pilot AS5202 Number of Flutes 3 Tube Dia 0.250 In Thread Size 0.4375-20UNJF-...

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    $147.90 - $147.90
    $147.90
    $314.39
    $314.39 - $314.39
    $314.39
  • $226.20 - $226.20
    $226.20
    $437.99
    $437.99 - $437.99
    $437.99

    Port Tool, MS16142, Reamer, 1 1/16-12 UN

    SCIENTIFIC CUTTING TOOLS
    In stock

    Mfr #: MS16142-12R SCIENTIFIC CUTTING TOOLS MS1614212R Port Tool Reamer Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 4 Tube Dia 0.750 In Th...

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    $226.20 - $226.20
    $226.20
    $437.99
    $437.99 - $437.99
    $437.99
  • $133.98 - $133.98
    $133.98
    $274.79
    $274.79 - $274.79
    $274.79

    Port Tool, MS16142, Solid, 7/16-20 UNF

    SCIENTIFIC CUTTING TOOLS
    Low stock

    Mfr #: MS16142-4S SCIENTIFIC CUTTING TOOLS MS161424S Port Tool Solid Pilot SAEJ1926 SAEJ514 O-Ring Boss Number of Flutes 3 Tube Dia 0.250 In Threa...

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    $133.98 - $133.98
    $133.98
    $274.79
    $274.79 - $274.79
    $274.79
  • $176.32 - $176.32
    $176.32
    $362.39
    $362.39 - $362.39
    $362.39

    Port Tool, MS33649, Reamer, 7/8-14 UNJF

    SCIENTIFIC CUTTING TOOLS
    Low stock

    Mfr #: MS33649-10R SCIENTIFIC CUTTING TOOLS MS3364910R Port Tool Reamer Pilot AS5202 Number of Flutes 4 Tube Dia 0.625 In Thread Size 0.8750-14UNJ...

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    $176.32 - $176.32
    $176.32
    $362.39
    $362.39 - $362.39
    $362.39

About Porting Tools & Counterbores

Porting Tools & Counterbores products for tools & machining projects, contractor purchasing, and facility maintenance.

This collection brings together porting tools & counterbores and related supplies to help buyers move from a broad category into specific products with less guesswork. It is designed for contractors, maintenance teams, facility buyers, and service crews who need practical product information, clear internal links, and easy access to relevant items.

What you can find in this collection

  • Porting tools & counterbores and related supplies
  • Product options commonly used in tools & machining projects, contractor purchasing, and facility maintenance
  • Examples such as 21 Piece High Speed Steel Interchangeable Pilot Counterbore Set, 5/16" HSS Solid Counterbore, and #10 .189mm Machine Screw Solid Counterbore
  • 64 product listings organized under this category

How to choose the right products

  • Start with the job application, then compare size, material, rating, finish, compatibility, and package quantity.
  • For replacement or repair work, check the product title, specifications, dimensions, and manufacturer part number before ordering.
  • Use the linked product examples to move from this category page into specific product pages with more detailed information.

Common applications

  • Commercial and industrial maintenance
  • Contractor jobsite purchasing
  • Facility repair and replacement work
  • Shop, warehouse, and service-team replenishment

Product examples

These internal links point to canonical product pages, helping customers and search engines move from this collection hub into relevant product detail pages.

Frequently asked questions

How do I compare porting tools & counterbores products?

Compare the application, size, material, rating, compatibility, manufacturer part number, and package quantity. For fitted or replacement parts, verify dimensions and specifications before ordering.

Why is this porting tools & counterbores collection useful?

A clear collection page helps buyers understand the category, find related product groups, and reach individual product pages faster. It also gives search engines better context for crawling and indexing related products.

Porting Tools & Counterbores collection image

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