Price range: $4,600.00 through $5,800.00

SKU: K20AS

The K20AS 20 inch abrasive saw arm assembly is designed for industrial chop saw integration with an existing base or production system. It cuts solid mild steel up to 4 inches, mild steel pipe up to 6 inches, angle iron, flat bar, and tubing.

Available with a 15 HP or optional 20 HP 3 PH motor, the unit accepts 16″ , 18″, and 20″ abrasive blades and operates at 2,500 spindle RPM for production cutoff work.

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Weight 400 lbs
Dimensions 60 × 39 × 45 in
Motor Options

15 HP, 20 HP

Voltage Options

230V, 460V

Please select:

Description

Performance Features

The K20AS is a 20 inch abrasive saw arm assembly built for integration into an existing machine base or production setup. It gives fabricators and equipment builders a heavy-duty cutting head for solid stock, pipe, tubing, angle iron, and other steel shapes.

15 HP or 20 HP Motor Options

Choose the motor size that fits the cutting load and production requirements of the installation.

  • Standard 15 HP, 3 PH motor
  • Optional 20 HP, 3 PH motor
  • 2500 spindle RPM

Flexible Abrasive Blade Capacity

The saw arm accommodates multiple abrasive cutoff blade sizes, giving shops flexibility when setting up different steel cutting jobs.

  • Accepts 16, 18, and 20 inch abrasive blades
  • One-inch spindle arbor
  • Suitable for solid stock and structural shapes

Built for Machine Integration

This industrial chop saw arm assembly can be mounted to an existing base or incorporated into a purpose-built cutting station.

  • Dual trunnion mounting arrangement
  • Supports custom equipment layouts
  • Useful for replacing or upgrading a cutting head

Guarded, Shop-Ready Assembly

A full blade guard and magnetic on/off switch support practical operation when the arm is installed in a properly designed cutting system.

  • Full abrasive blade guard
  • Magnetic on/off switch
  • Heavy-duty construction for industrial use

Applications & Industries

The K20AS fits shops that need an industrial steel cutoff solution but want the flexibility to supply or build the supporting base, vise, material handling, and guarding arrangement around the saw arm.

Steel Pipe Cutting

Cuts steel pipe up to 6 inches in diameter for fabrication, repair, and production work. The large abrasive blade capacity helps operators handle pipe without moving the job between smaller saws.

Fabrication and Welding Shops

Handles angle iron, flat bar, tubing, and other steel shapes used for frames, supports, weldments, and general shop projects.

Solid Steel Cutoff Work

Supports cutoff work on solid steel up to 4 inches thick, making it useful for preparing stock before machining, welding, fitting, or further processing.

Custom Machines and Production Lines

Gives machine builders and production departments an abrasive saw head that can be integrated with custom fixtures, material stops, feed systems, or dedicated cutoff stations.

K20AS 20 Inch Abrasive Saw Arm Assembly Specifications

Feature Details
Motor, Electrical & Controls
  • Standard Motor: 15 HP, 3 phase, 230V or 460V, 60 Hz
  • Standard Motor Amperage: 36.4 amps at 230V; 18.2 amps at 460V
  • Optional Motor: 20 HP, 3 phase, 230V or 460V, 60 Hz
  • Optional Motor Amperage: 46 amps at 230V; 23 amps at 460V
  • Controls: Magnetic on/off switch
Blade & Spindle
  • Cutoff Wheel Sizes: 16", 18", and 20"
  • Spindle: 2,500 RPM with 1" arbor
  • Abrasive cutoff wheel not included
Construction & Safety
  • Dual trunnion mount
  • Full blade guard
Machine Accessories
  • KW2 spindle wrench
  • KAB20R 20" reinforced abrasive cutoff wheel for mild steel; cutoff wheel not included
Country of Origin
  • Made in USA

Additional information

Weight 400 lbs
Dimensions 60 × 39 × 45 in
Motor Options

15 HP, 20 HP

Voltage Options

230V, 460V

Warranty Coverage

All parts are warranted for one year from the original date of purchase to the original purchaser. This warranty covers the replacement of parts found to be defective in material or workmanship under normal use. Some exclusions may apply.

Warranty Exclusions

This warranty does not cover:

  • Normal wear items including abrasive wheels, belts, and bearings.
  • Damage resulting from misuse, abuse, or improper maintenance.
  • Damage from cutting inappropriate materials.
  • Modifications or alterations to the machine.
  • Damage caused by improper electrical connection or voltage supply.
  • Labor or installation costs.

This warranty is non-transferable and applies only to the original purchaser.

Return Authorization

A Return Authorization (RA) number must be obtained before returning any merchandise. Contact Customer Service at (269) 382-2050 to request authorization. Items returned without prior authorization may not be accepted.

  • Return shipping costs are the responsibility of the customer.
  • Items must be new, unused, and in the original shipping container.
  • Credit will be issued upon inspection.
  • A 10% restocking fee applies to all returns.
  • The restocking fee is waived if a replacement order is placed prior to the return.