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18″ NexGen CNC Mill System Package A

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Product Description

The CNC Package Includes:

  • NexGen mill fitted with saddle oiler, stepper motor mounts and couplers on X-, Y- and Z-axes
  • A computer with Ubuntu Linux-based OS with LinuxCNC 4-axis CNC software preinstalled
  • Keyboard and mouse
  • 4-axis driver board and power supply installed inside the computer
  • Computer cables to the X-, Y-, and Z-axes are 69″ in length
  • Instruction and utility CD. The CD includes complete instructions, and several free utilities to translate CAD files or TrueType fonts into G-code.
  • A blank 4GB USB flash drive
  • 1-year warranty on all components for non-production use. 90-day warranty on CNC and computer-related components.

You supply only a monitor.

A  Package Accessories Include:

  • Step block hold-down set
  • 5/32″ Sherline hex T-driver
  • 3-piece center drill set
  • Fly cutter w/carbide bit
  • 3-piece mill collet set w/drawbolt
  • 6-piece 3/8″ 2-flute double-ended end mill set
    (4-flute set may be substituted depending on availability)
  • 3/8″ end mill holder
  • Milling vise
  • Sherline Accessories Shop Guide book

Standard equipment for the mill includes:

  • A powerful 90V DC motor with electronic speed controller
  • 18″ mill base with Y-axis leadscrew protection
  • 2.75″ (70 mm) x 18.0″ (457 mm) extended mill table with two T-slots
  • 7″ x 13″ tooling plate
  • 15″ (63mm) extended column bed
  • Extra-rigid column base
  • 2″ (51mm) adjustable “zero” handwheels are mounted on each of the stepper motors
  • ¼” Drill Chuck w/ key, #1 Morse arbor with drawbolt
  • Oil reservoirs on the X-, Y- and Z-axes
  • Pulleys, drive belt, three hexagonal keys, spindle bars, gib removal tool, eight-foot three-wire power cord, and instruction manual

Sherline CNC Specification Links

NOTE: Depending upon availability, actual computer supplied with the system may look different than shown above.

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 Assembly and Instruction Guide

Instructions PDF Download

Download PDF Sherline Vertical Milling Machine CNC Instructions

Instructions PDF Download

Download PDF 18″ Mill Base Dimensions

Instructions PDF Download

We offer two types of 3D object files: .igs and .stp.
  1. To view .igs files you need an IGS viewer. CLICK HERE to download a FREE IGS viewer.
  2. To view .stp files you need an STP viewer. CLICK HERE to use Autodesk’s FREE A360* online file viewer. STP is a file extension for a 3-D graphic file used by CAD software. STP stands for STandard for the Exchange of Product model data. STP files are used to store 3D image data in an ASCII format, following the standards defined in ISO 10303-21: Clear Text Encoding of the Exchange Structure.
  3. Each 3D file format has been compressed into a single .rar file to save file space. Click on the .rar file link(s) below to download it to your computer.
  4. Extract the .rar file to the drive location of your choice.
  5. If your system cannot decompress RAR files, CLICK HERE to download WinRAR software.
  6. Open the .igs file using the IGS Viewer, or open the .stp file using the A360 Autodesk online viewer.

*NOTE: There are also other free STP viewers that can be downloaded directly to your computer.

8580 Ball Screw Mill w/Stepper Motors

CLICK HERE to download 8580 w/o tooling plate 3D RAR file.
CLICK HERE to download 8580 w/18″ tooling plate 3D RAR file.

Max clearance
(table to spindle)
14.00″ (356 mm)
(no spacer)
(w/ headstock spacer)
Travel, “X” Axis 13.65″ (347 mm)
Travel, “Y” Axis 11 ″ (279 mm); 8.9″ (226 mm) with tooling plate attached
Travel, “Z” Axis 5.38″ (137 mm)
Hole through spindle .405″ (10 mm)
Spindle nose thread 3/4″-16 T.P.I.
Spindle nose taper #1 Morse
Handwheel graduations .001″ (.01 mm)
Electronically controlled spindle speed range 70 to 2800 RPM
Width Overall 20.00 (508 mm)
Depth Overall Base footprint: 24.375″ (524 mm); With fully extended brass leadscrew cover: 31.625″ (803 mm)
Height Overall (Max.) 24.50″ (622 mm)
Table size 2.75″ x 18.00″ (70 x 457 mm)
Hold-down provision 3 T-Slots
Shipping Weight 50 lb. (22.7 kg)
Movements in addition to X-, Y- and Z-axes Headstock rotation 90° left/right
Column pivot 90° forward/back
Column swing 90° left/right
Column travel (in/out) 5.5″ (140 mm)
Motor 90 volt DC with electronic speed control that accepts any incoming current from 100VAC to 240 VAC, 50 Hz or 60 Hz. Click here for motor specifications
Spindle Speed Range 70-2800 RPM continuously variable by electronic speed control

*Overall dimensions include motor and speed control

Click on the link for the exploded view of the 8580/8581 CNC Deluxe Mill to help identify replacement parts.

If you are still uncertain please call our customer service representatives for help with this item.

5000 (5100) Mill 5400 (5410) Mill 5800 NexGen Mill
5000 (5100) 5400 (5410) 2000 (2010) 5800 (5810)
Max. clearance
(table to spindle)
8.00″ (203 mm) 8.00″ (203 mm) 9.00″ (229 mm) 14.00″ (356 mm)
Throat (no spacer) 2.25″ (50 mm) 2.25″ (50 mm) Adjustable Adjustable
Throat (w/ headstock spacer) Optional 3.50″ (90 mm) Adjustable Adjustable
Travel: X-axis (with stop) 8.65″ (220 mm) 8.65″ (220 mm) 8.65″ (220 mm) 13.65″ (347 mm)
Travel: Y-axis 3.00″ (76 mm) 5.00″ (127 mm) 7.00″ (178 mm) 11.00″ (279 mm)
Travel: Z-axis 6.25″ (159 mm) 6.25″ (159 mm) 5.38″ (137 mm) 9.38″ (238 mm)
Hole through spindle .405″ (10 mm) .405″ (10 mm) .405″ (10 mm) .405″ (10 mm)
Spindle nose thread 3/4-16 T.P.I. 3/4-16 T.P.I. 3/4-16 T.P.I. 3/4-16 T.P.I.
Spindle nose taper #1 Morse #1 Morse #1 Morse #1 Morse
Spindle runout of Morse taper .0005″ or less .0005″ or less .0005″ or less .0005″ or less
Handwheel graduations .001″ (.01 mm) .001″ (.01 mm) .001″ (.01 mm) .001″ (.01 mm)
Handwheel Type Standard Handwheels Zero Adjustable Handwheels Zero Adjustable Handwheels Zero Adjustable Handwheels
Electronically controlled
spindle speed range
70 to 2800 RPM 70 to 2800 RPM 70 to 2800 RPM 70 to 2800 RPM
Width overall 14.75″ (375 mm 15.00″ (381 mm) 15.00″ (381 mm) 20.00 (508 mm)
Depth overall 11.75″ (298 mm) 14.00″ (356 mm) 22.25″ (565 mm) 23.13″ (588 mm)
Height overall (Max.) 20.75″ (527 mm) 20.75″ (527 mm) 23.38″ (568 mm) 24.50″ (622 mm)
Table size 2.75″ x 13.00″
(70 mm x 330 mm)
2.75″ x 13.00″
(70 mm x 330 mm)
2.75″ x 13.00″
(70 mm x 330 mm)
2.75″ x 18.00″
(70 x 457 mm)
Hold-down provision 2 T-slots 2 T-slots 2 T-slots 3 T-slots
Shipping weight 33 lb (15.0 kg) 36 lb (16.3 kg) 38 lb (17.2 kg) 50 lb. (22.7 kg)
Movements in addition
to X-, Y- and Z-axes
Headstock rotation
(90° L/R)
Headstock rotation
(90° L/R)
Headstock rotation
(90° L/R)
Headstock rotation
(90° L/R)
Column rotation N/A N/A (90° L/R) N/A
Column pivot N/A N/A (90° Fwd/Bk) (90° Fwd/Bk)
Column swing N/A N/A (90°L/R) (90°L/R)
Column travel N/A N/A (In/Out) 5.5″ (140 mm) (In/Out) 5.5″ (140 mm)
Motor Specs
Input voltage 100 to 240 VAC, 50 or 60 Hz
Output to motor 90 VDC
Current draw .5 to 15 amps depending on load
No-load output shaft speed 6000 RPM (no pulley)
Click here for more detailed specs
Spindle Specs
Spindle End play (factory
adjustment of preload)
.0002″ (.005 mm) or less, normal pulleys
Runout at nose .0005″ (0.013 mm) or less
Bearings Two 20 mm lifetime lubricated ball bearings with adjustable preload


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 11 am PST to ship the same day.

Orders shipping ground have a processing time of 2-3 working days for domestic orders and 4-5 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.


If you are working with brass or wood, we suggest you use the toggle switch dust cover to protect the life of your motor & speed control.