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20″ Beam Saw (3 phase with 62″ crosscut)


  • 7.5 hp 3 phase TEFC (totally enclosed, fan cooled) motor
  • 50/60 HZ
  • 208, 230, 460 or 575 volt motor
  • 62” crosscut
  • 7” depth of cut
  • Automatic Electro-Mechanical Brake
  • Manual Chain Crank Crossfeed
  • Magnetic Starter with Low Voltage Controls
  • T-slot Extruded Metal Table
  • Manual Clamping
  • Extruded Aluminum Fence
  • Complete Upper and Lower Blade Guarding
  • Replaceable Track
  • ON/OFF Push Buttons with E-Stop
  • Powder Coated Steel Frame and Legs
  • Wrench Kit
  • Made in USA


Make Substantial Cuts with a 20″ Beam Saw

The 20″ Beam Saw (3 phase with 62″ crosscut) model 3691-01-05 is the ultimate machine for industrial cutting.

This big saw weighs 1500 pounds and is constructed of cast iron, cast aluminum, box tubing beam, and a steel frame. Due to its durability, industrial facilities can use this hefty machine for two to three work shifts per day.

This Beam Saw can cut 7” deep in a single pass and has the crosscut capacity of 62″ on 1” stock. Its powerful motor allows the Beam Saw to cut several pieces of material at a time.

Do you have the capability to run 3 phase power at your location? If so, this is the model you want. 3 phase power creates a smoother motor start-up. There tends to be less maintenance and longer service life with no relays or capacitors inside the motor.

Additional information

Weight 1500 lbs
Dimensions 112 × 52 × 52 in

7.5 hp 3 phase TEFC (totally enclosed, fan cooled) motor

Product Length (Inches)

Product Width (Inches)

Product Height (Inches)

Cuttable Material

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Can do the following cuts


Max Crosscut

Max Depth Cut

Capable of Rip Cuts

Voltage Options

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Phases of Voltage Available

Pneumatic Clamping Ability?

Powered Feed Option?

Ordering & Shipping

Manufacturing of Beam Saws happens after the customer orders. Machines are considered custom and made voltage specific. If you are unsure about the power requirements of your location, please get in touch with an electrician.

Because some cutting applications are custom and specific, our team may contact you about your purchase. It is our priority to build a saw that fits our customers’ needs.

Beam Saws are assembled and tested in our facility. After being test run, the saw is packaged and placed on a skid. The legs are attached to the skid. This makes setup and installation easy.

When the saw is delivered, simply:

  1. Lift the machine.
  2. Install the legs and braces.
  3. Wire in the mag starter.
  4. Install the saw blade of your choice.

These machines have provided cutting solutions to thousands of manufacturing companies throughout the world. Count on everyday repeatability and accuracy for years to come.

  • Set Up – Machine Height – 64” (1626 mm)
  • Set Up – Machine Depth – 100” (12540 mm)
  • Table Height – 34 ½ ” (876 mm)
  • Approximate Shipping Weight – 1500 lbs
  • Approximate Shipping Dimensions – 102”x52”x48”


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  • 62” (1575 mm) maximum crosscut from 1” stock
  • 7” (179 mm) maximum depth of cut
  • 3 ½ ” (88 mm) maximum depth of cut at 45 degree bevel
  • Cut Table Height – 34 ½ ” (876 mm)
  • Beam Saws make deep and long cuts. These machines also feature powerful motors and a variety of cutting options. The Beam Saw easily cuts wood, metal, aluminum, steel, and other kinds of materials.

    Because of these features, many saws are located in the following industries: 

    • curtain wall manufacturing 
    • panel production 
    • steel buildings
    • conceptual model production
    • canopy manufacturing 
    • logging operations
    • metal roofing
    • military bases

Beam Saws cut a variety of materials. Select a blade that is compatible with that material. Original Saw Company offers several carbide blade options for Beam Saws.

When cutting wood, consider the following blades:

  • 20″ General Purpose Blade for Beam Saws – 60 tooth

When cutting metal, use:

  • 20″ Steel Crosscut Blade for Beam Saws – 300 tooth
  • 20″ Aluminum Crosscut Blade for Beam Saws – 120 tooth

Blades are sold separately from the saw.

Saw Accessories

Saw Parts


Check Out Our Product Video

Do You Need Test Cuts?

Are you unsure if this machine can cut your material?

Ask about sending in a material sample to Original Saw. We will cut your material on our shop saw and make a video. Afterwards, you can review the videoed test cuts and make informed decisions. Most importantly, we want you to feel comfortable with your solutions before your purchase.

Would you like to send us your material?

Email us at or call at (800) 733-4063 to start the process.

Upgrade a 20" Beam Saw with Accessories

Beam Saws come standard with a manual chain crank carriage feed and a T-slot extruded metal table with manual clamps.

Customize a Beam Saw to fit the needs of your company with the following accessories: 

  • Upgrade to a semi-automatic machine by adding on the Electronic Powered Cross Feed. The Electronic Powered Cross Feed allows cutting with the push of a button.  
  • Pneumatic Clamping speeds up processes. Customize Pneumatic Clamping for specific applications. Choose from two clamp systems or a specialized six clamp system.
  • Choose an HDPE Black Plastic Table Insert Kit. Table inserts are ideal when cutting smaller pieces.