5-Axis CNC Multi-Function
Stair Router

  • Fully programmable CNC (Computer Numeric Control) 5-axis servo driven machine
    • X Axis
    • Y Axis
    • Top Z Axis (top router depth control)
    • Bottom Z Axis (bottom router depth control)
    • A Axis (advancing of board)
  • Programmable Touch Screen for simple stair characteristic input by operator
  • Programmable Touch Screen for landing cut both top & bottom for open, box, and contemporary stair profiles
  • Two (2) high frequency routers with 7.5 HP/24,000 RPM fan-cooled spindles that can accommodate shanks of ½” or 5/8“ diameter
  • Accepts one or two stringers at a time – ¾”, 1“ or 1- ½” thick for a total of 3“ maximum thickness and 7- ¾” to 15- ¾” wide
  • Extra wide ¾” guide rails for more bearing surface with a 3- ¼” high fence
  • Five (5) cylinder clamps – 3 fixed and 2 adjustable – for up to 2,950 pounds of vertical stringer clamping force with an additional 1,180 pounds of horizontal clamping force, for a total of 4,130 pounds of force holding the stringer in place
  • Self-centering feed system on linear bearings for better support and elimination of wear on the brass parts
  • Dust collection cups on each router for clean, efficient operation
  • Accommodates staircase angles from 20 degrees to 45 degrees and riser kickback from 5 degrees to 11 degrees with landing cut
  • Cuts up to ½” deep in yellow pine at the maximum rate of 20″ per second and an open stringer in a single cut
  • Programmable to cut any combination of box, contemporary, or open stairs including landing cuts
  • Completes the top and bottom landing cut without additional handling or manual sawing
  • Adjustable settings for wedge fit or material variances
  • Comes with manufacturer’s standard 1 year warranty


Gross Weight Approx. 3,500 pounds
Measures Approx. 8” x 6’5” x 7“
Cycle time 10 seconds per 7/11 tread in 1 or 2 stringers
Air Requirements 110psi at 15cfm
(minimum ¾” diameter unrestricted line)
Electrical Requirements 230V 3-phase at 70 amps

Available Options

  • Multi-Bag Portable Vacuum/Dust Collector
  • Parts Kit for fast handling of user-replaceable parts

Contact Us

Please let us know if you have any questions or if we can help you with anything.

Builders Automation

12775 Starkey Rd. Unit B
Largo, FL 33773

Tel: 727-538-2180    Fax: 727-536-2624