Sherline/MASSO CNC Controller

2 week lead time

  • Select the leadscrew and machine options below so we know which limit switch mounting kits to send with your MASSO controller.

    • $
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SKU: 8781 Categories: ,
About the Sherline/MASSO CNC Controller

The MASSO controller allows you to write your CNC programs on your computer (Windows, Mac, Linux, etc.) and then transfer your program to the controller via a USB flash drive. No more having to use a dedicated operating system like Linux to control your machine.

If you already own a 4-axis CNC driver box (P/N 8760), then this is the perfect way to upgrade your CNC system with the Sherline/MASSO controller.

Do you want to know more about the Sherline/MASSO CNC controller? Here are some resource links for your reference.

Retrofitting your current Sherline Linux computer to work with the Sherline/MASSO controller

If you own a Sherline PC with EMC2 or LinuxCNC on it, and you would like to upgrade to our new MASSO system, here are the instructions for retrofitting your PC to run with the new Sherline/MASSO Controller. Sherline/MASSO Controller Retrofit/Upgrade for Customers who Have a Linux CNC Computer.

The Sherline/MASSO CNC Controller includes the following:

  • Controller box w/power supply
  • Wifi antenna and module (The WiFi software is an extra purchase, which must be purchased from MASSO. See the Sherline/MASSO WiFi Instructions for more information about downloading and installing the WiFi software)
  • Parallel cable
  • Limit switch main cable bundle
  • USB 4 GB flash drive
  • Limit switches (with pigtail and connector)
  • Limit switch mounting hardware
  • Speed control cable
  • Optical encoder
  • Tach/spindle control cable bundle
  • Tach gap setter and cover
  • Tach spindle pulley RPM sticker
  • Tach bracket and spacer
  • Mill headstock cable support
  • 90-day warranty on CNC-related components

You must provide the following:

  • Monitor
  • Wireless keyboard
  • Wireless mouse
  • USB dongle*

*NOTE: The USB dongle usually comes with the wireless devices. The single dongle plugs into the USB AUX port on the controller and needs to work with both devices.

The improper use of machine tools and their accessories can result in serious injury. Before using this tool, thoroughly read the instructions and make sure you understand its proper and safe use.


Always wear safety glasses when operating machine tools.

Download PDF Sherline/MASSO Controller Initial Start Instructions

Instructions PDF Download

Download PDF Connecting MASSO to Your WiFi Network Instructions

Instructions PDF Download

Download PDF Sherline/MASSO Controller Programming Instructions

Instructions PDF Download

Download PDF 8760 Instructions

Instructions PDF Download

Download PDF Sherline/MASSO Controller Spindle Speed Information

Instructions PDF Download

If the video thumbnails appear blurred, click on the refresh button.

Adding Limit Switches to Your Current Mill

Setting up Your New Sherline CNC Controller

Setting up the Optical Encoder


We do not charge a flat rate for shipping because of the variations in weight for our products. Instead we charge you what the shipping company charges us. Our website uses a shipping calculator based on the daily rates for USPS and UPS based on the weight and destination of the shipment. You can also have us use your UPS/FedEx account number to charge your shipping to. Just enter it in the appropriate box on the checkout page.

Domestic orders are shipped Monday – Friday. Expedited orders must be placed by 9 am PST to ship the same day.

Orders shipping ground have a processing time of 7 working days for domestic orders and 14 working days for international orders. Click here for more information on our shipping and order policies.


Most merchandise can be returned within 30 day of the purchase date. A refund will be issued to the original form of payment at the original selling price. View our complete return policy and/or start your return online here.