F79A – Multi-Purpose CNC Machining Center

Rottler F79A Multi-Purpose CNC Machining Center.

SKU: F79A-R Categories: ,
General Details

These versatile machines are able to perform common jobs such as boring/sleeving, surfacing (heads and blocks), main and camshaft line boring, and general industrial CNC machining with Rottler CAM software.

Our latest CAD Software (featured in the F79A and several of our other models) allows our tools to incorporate many functions and roles in one multi-purpose machining center, providing the diversity of many different machines in one  package.

The F70 Series completes the range of Rottler Machinery that exists today.

  • Automatic Tool Changer
  • Block Surfacing
  • Blue Print Boring
  • Boring & Sleeving
  • Circular Interpolation
  • Connecting Rod Boring
  • Cylinder Boring
  • Cylinder Head Resurfacing
  • Lifter Boring
  • Line Boring
  • Multi Purpose CNC (Custom Parts)
  • Thrust Cutting
  • Diesel Rebuilder
  • Drag Racing
  • Performance Racing
  • Remanufacturing
  • Tractor Pulling
  • Vintage Engine Rebuilding


  • Windows Touch Screen Operating System – Rottler uses Windows Touch Screen Technology on a 19″ touch panel. The Windows software has many advantages such as it’s common user interface that is easy to learn and fast to operate.
  • Internet Support & Connectivity – Rottler offers internet support and video conferencing direct from your machine to the factory. This feature gives you instant, direct contact with Rottler right on the machine without making a phone call. Skype and a webcam come pre-installed so that Rottler Technicians see what you see. This saves a tremendous amount of time for training and troubleshooting. Shop busy or too noisy for talking? Skype provides you messaging capabilities with Rottler Technicians.
  • Automatic Tool Changer – Automatic Tool Changing System available for production machining applications.
  • Traveling Column Design – Allows stationary work piece for increased accuracy.
  • Extra Height Capacity – Easily handle medium size diesel blocks for
    increased versatility.
  • Large Turcite Coated Box Ways – Turcite coated bedways for reduced friction, longer life and better accuracy.
  • Extra Long T-slot – Work Table for dual workstations and increased versatility
  • World Standard CAT40 Spindle – For fast tool changing and worldwide versatility.
  • Sliding Quill Spindle Design –  For deep hole machining required for block work.
  • Servo Motors – Offer maximum torque and performance throughout the RPM range for precise accuracy and increase productivity.
  • Single Phase 208-240V – For power efficiency that saves electrical running costs.
  • Automated Workhead Tilting System – Provides superior surface finish.
  • Extra Long T-slot Work Table – for Dual Workstations and Large Blocks for increased versatility.
  • Direct Drive Precision Ball Screws – Give long trouble free life and accurate movement.

CONTROL – Rottler Exclusive Touch Screen Programming

The conveniently located control pendent centralizes the machine controls. Only the buttons and interactive menus required for a particular machine operation are displayed. Machine operations can easily be done manually or automatically, with the ability to store programs in memory. Digital readout allows the operator to accurately monitor position at all times. Control operates in metric and inch systems.

Fully Programmable Cycles
Conversational 3 axis CNC control, PC based with Windows Operating System.

Dimensions and Control through Touch Screen:

  • Program Bore Centers, Exact Depth, Speed, Feed, etc.
  • Machines complete bank or main line in Automatic Cycle.
  • Lower Offset Boring allows lower sleeve repair in Automatic Cycle.
  • Circular Interpolate Counterbores for Radius Undercut or Wide Counterbores.
  • Surfacing/Milling – Multiple Pass – program for Rough Cut and Finish Cut for superior surface finish.
  • Line Boring – program the bearing bores and length of each bore and the machine automatically moves from bore to bore, completing the line unattended.
  • Face Main Line Thrust Faces square to centerline of Crankshaft using Rottler Circular Interpolation software.
Standard Equipment
  • CNC (Computer Numerical Control) Machine using Windows Operating System and Industrial PC with Intel Processor. Precision Programming and Control  thru a 15″ (400mm) Computerized Touch Screen.
  • Software options available for Programmable & Automated Cycles such as Boring, Surfacing, Lower Sleeve Offset Boring, Water Hole Repairs, Main & Cam Line Boring, General CNC Machine Work
  • USB flash drive for file transfer to and from computer
  • Internet connection to the machine computer must be provided for training support and service.
  • Machine/Computer can operate in either inch or metric system
  • 3 Axis movement by Direct Drive Precision Ball Screws
  • All motors – AC Servo Motors – Infinitely Variable
  • Horizontal Movement (X Axis) – Left and Right Direction – 72” (1830mm)
  • Horizontal Movement (Y Axis) – In and Out Direction – 12” (305mm)
  • Vertical Movement (Z Axis) – Up and Down – 18” (457mm)
  • Vertical, Horizontal and Spindle Load Monitoring for Fast Overload Shut Down
  • Precision Position Display in .0001″ (.002mm) Resolution.
  • Electronic Handwheel for manual movement – per click: Coarse Mode .01″ (.25mm) Medium Mode .001″ (.01mm) Fine Mode .0001″ (.002mm)
  • Infinitely Variable Feedrates adjustable by handwheel during automatic cycles
  • High Performance Spindle Rotation AC Brushless Servo Motor and Drive System
  • Hard Chromed Precision Spindle with High Speed Angular Contact Bearings
  • CAT40 Spindle Taper with Pneumatic Quick Change Tool System
  • Fast Rapid and Jog Speeds for Reduced Cycle Time
  • Automatic Workhead Tilt System for Back Clearance during Surfacing
  • One Piece Heat Treated Mehanite Cast Iron Machine Castings
  • Air Pressurized Column for Less Friction and Accurate Positioning
  • Turcite Coated Slideways for Low Friction and Extended  Life
  • Automatic Central Lubrication System monitored by computer
  • Halogen Work Light (mounted)
  • Chip Guard with Adjustable Pivot Arm
  • Operation, Programming and Spare Parts Manual – Digital
F79A Machine Specifications





Touch Screen



Machine Weight

10000 lbs

4845 kg

Machine Height



Table – Size

91.6″ x 22.6″

2325 x 575mm

Table – T Slots


Travel – Horizontal (X Axis)



Travel – In/Out (Y Axis)



Travel – Vertical (Z Axis)



Travel – Spindle Nose to Table

40.44″ – “

1027 – mm

Travel – Spindle Center to Column



Spindle – Taper

CAT 40

Spindle – Diameter



Spindle – Rotation Speed

0 to 2000 RPM

Spindle – Motor

6 HP

4.5 Kw

Tool Changer


Cylinder Bore Range (with Optional Cutterheads)

.75″ – 7″

19 – 178mm

Line Bore Range (with Optional Cutterheads)

1.9″ – 5.9″

48.5 – 150mm

Surfacing Cutterhead Diameters

10″, 14″, ” & “

250, 360, & mm

Dimensions – Machine

69D x 153W x 118″ H

1745D x 3877W x 2989mm H

Dimensions – Floor Space Requirements

94D x 153W118

2388D x 3877W2989

Dimensions – Shipping

64D x 102W x 112″ H

1626D x 2591W x 2083mm H

Electrical Requirements

208-240V, 40A, 50/60Hz, 1Ph

Air Requirements

1 cfm @ 90 psi

28 l/min @ 6 bar

Paint Color Code

RAL9002 (Grey White)


Information Enquiry

Information Enquiry: Rottler-F79A

  • 2 + 10 =
Product Video