• 1928

    Founded in the USA

  • #1

    World's Largest Manufacturer

  • Up to 62"

    Maximum Cut Diameter

  • USA

    Assembled in Chicopee, MA

1 4

Gasket Cutters

Cut the Gasket You Need

Choose portable extension-style cutters for flexible use in the shop or field, or rotary-style cutters for controlled, repeatable cutting at the bench.

  • Heavy-Duty Extension-Style Cutter Block in Use
    Extension-Style Cutters

    Large Diameters.
    Shop or Field.

    Cut round gaskets across a wide diameter range with an adjustable extension arm. Portable designs support fast gasket fabrication with minimal setup in the shop or in the field.

    Large diametersflange & ring gasketsuse on any flat surfacefield ready
    Shop Extension-Style Learn more
  • Rotary-Style Cutter in Use
    Rotary-Style Cutters

    Controlled Cuts.
    Repeatable Results.

    Bench-mounted rotary cutters support controlled, repeatable gasket fabrication. Manual and motorized models are available for different materials, sizes, and production needs.

    bench or vise mountedmanual or motorizedcontrolled cuttingflange & ring gaskets
    Shop Rotary-Style Learn More

Product Lineup

Find the Right Gasket Cutter

Compare the main Allpax cutter families by portability, cutting range, material capability, and production needs.

  • Brass Heavy-Duty Cutter Block

    Heavy-Duty Extension-Style

    For wide cutting ranges and demanding industrial use.

    Shop Heavy-Duty
  • Plastic Light-Duty Cutter Block

    Light-Duty Extension-Style

    For smaller diameter ranges and lighter-duty gasket fabrication.

    Shop Light-Duty
  • Phenolic Compact Cutter Block

    Compact Extension-Style

    For portable cutting in tight workspaces and smaller applications.

    Shop Compact
  • M3 Rotary-Style Cutter Close Up

    M3 Rotary-Style

    For manual, bench-mounted cutting of non-metallic gaskets.

    Shop M3
  • Motorized M3 Rotary-Style Cutter Close Up

    Motorized M3 Rotary-Style

    For powered, repetitive cutting of non-metallic gaskets.

    Shop Motorized M3
  • SM4 Rotary-Style Cutter Close Up

    SM4 Rotary-Style

    For bench-mounted cutting of metallic and non-metallic gaskets.

    Shop SM4
Compare Gasket Cutters

  • Tools

    Gasket punches, dead blow hammers, scrapers, and packing hooks for gasket fabrication and maintenance.

    Shop Tools

  • Parts & Accessories

    Replacement blades, cutter discs, extension bars, cutting boards, and other components for Allpax gasket cutters.

    Shop Parts & Accessories

Bestsellers

Featured Products

Shop our most popular gasket cutters, tools, and replacement parts.

  • Bestseller
    Heavy-Duty Standard Gasket Cutter Kit w/ Board - 0 to 37" (OD) (AX6030)

    Built for frequent cutting of thicker, tougher gasket materials.

  • Bestseller
    Compact Standard Gasket Cutter Kit w/ Board - 0 to 6" (OD) (AX2010)

    Portable kit for small gaskets, tight spaces, and quick repairs.

  • Bestseller
    Light-Duty Standard Gasket Cutter Kit w/ Board - 0 to 37" (OD) (AX3030)

    Lightweight kit for occasional cutting of common gasket materials.

  • Bestseller
    M3 Rotary-Style Standard Gasket Cutter (AX7000)

    Manual rotary cutter for non-metallic and irregular-shaped gaskets.

  • Bestseller
    SM4 Rotary-Style Standard Gasket Cutter (AX7001)

    Heavy-duty rotary cutter for metallic and non-metallic gaskets.

  • Bestseller
    Hollow Punch Kit - 27 Piece (AX1302)

    Standard-size kits for punching clean bolt holes and washers in gasket material.

  • Bestseller
    Dovetail Punch Kit - 3 Piece Tools Allpax

    Three-piece punch kit for creating interlocking dovetail joints.

  • Bestseller
    Heavy-Duty Cutter Cutting Blades - Heavy-Duty (6 Pack) Parts & Accessories Allpax

    Six heavy-duty replacement blades for tougher gasket materials.
Shop All Products

What Our Customers Say

Field-Proven Performance

  • I've used Allpax products for over 25 years and would consider no other.

    Maintenance Lead

    Food & Beverage Plant

  • Great product. No wonder it has been around for so many years.

    Plant Engineer

    Pulp & Paper

  • Very valuable tools for cutting various types of gaskets during an emergency.

    Facilities Manager

    Power Generation

  • The cutter paid for itself the first time it kept a line from going down.

    Reliability Engineer

    Chemical Processing

heritage. Support. Expertise.

Get to Know Allpax

  • A Proud Heritage

    Founded in 1928, Allpax built its reputation manufacturing rugged industrial products before becoming a leader in gasket-cutting tools. Today, Allpax is the world's largest manufacturer of gasket cutters, punches, and related accessories, helping maintenance professionals fabricate replacement gaskets on demand.

    Learn more about our history

  • Trusted Support

    Our dedicated customer service team can help answer any questions you may have - from product information to technical details.

    800-482-7324
    Mon - Fri 8AM ET - 5PM ET
    Live Chat
    Visit our contact us page
  • Guardair Corporation Building with Allpax Gasket Cutter Systems Sign

  • Frequently Asked Questions

    How can I purchase Allpax products?

    Allpax products can be purchased directly from our website or through authorized distributors. Visit our Where to Buy page or contact Customer Service for assistance.

    Which Allpax gasket cutter is right for me?

    Compare extension-style and rotary-style cutters by cutting range, portability, material capability, and production needs in our Find Your Gasket Cutter guide.

    What materials can Allpax gasket cutters cut?

    Most Allpax gasket cutters are designed for non-metallic materials such as rubber, cork, fiber, graphite, and Teflon (PTFE). The SM4 can also cut certain metallic gasket materials. Check the product specifications for model-specific capabilities.

    What size gaskets can Allpax gasket cutters make?

    Allpax offers cutters for a wide range of gasket sizes, from compact models for diameters as small as 1/4 inch to larger extension-style and rotary-style cutters for gaskets up to 61 or 62 inches. The SM4 can reach up to 80 inches with optional scale bars.

    Where can I find Allpax instruction guides and manuals?

    Product instruction guides, operating manuals, and available videos can be found in our Instruction Guides page.

    Visit our FAQ page for more

Industries We Serve

From routine maintenance to emergency repairs, maintenance teams across industries rely on Allpax to fabricate replacement gaskets on demand, reduce downtime, and keep operations running.

  • Oil & Gas

  • Water & Wastewater

  • Power Generation

  • Marine & Shipyards

  • Pulp & Paper

See Allpax in Action

Eliminate Gasket Emergencies

See how Allpax gasket cutters help reduce downtime by fabricating replacement gaskets whenever they're needed.