Welcome to Big Sky Machining, Inc

About Us

Big Sky Machining

Specializes in SHORT-RUN, PRECISION MACHINING. This basically means we are set-up to make small quantities or a single part, which is great for prototyping or short production runs. We have the ability to hold very close tolerances on plastic, aluminum and all types of steel. We do prototype work, injection molds and can repair just about anything!

Aluminum/Stainless Steel/Plastics

  • CNC Milling Machines:

Capable of close tolerance production work, as well as multiple machining and drilling operations.


  • Manual Mills:

Capable of close tolerance, short-run production. Maxnuimum cut demensions: 15"x30"

  • CNC Lathes & Turning Centers:

Our lathes and turning centers are set-up with bar feeders and live milling capabilities. These machines are designed to turn and mill in one operation, which allows for "Lights out Machining" of small parts such as nuts, bolts, washers, ect.

  • Turrent Lathes: 

DRO's for close tolerance short-run production. Maximum turning dimensions: 18"x80"

Surface Grinding: Maximum 6"x16" +/.0002

  • Welding: Stainless Steel & Mild Steel

If You Need It , We Machine It!

Even if you only have an IDEA for a project, we can help you design and build a prototype!

Big Sky Machining would appreciate the opportunity to quote your next project. Just provide us with a blueprint or drawing, desired quantity, date and contact information to ensure an accurate quote.

Thank you for your consideration,

Mark O'Day


Immediate Opening For Full-Time Machinist

Applicant must be able to set-up and operate CNC mills and lathes. Please e-mail resume to :

Contact Us

Better yet, see us in person!

Located just 10 miles East of Superior. Big Sky Machining Inc. is just steps away from the beautiful Clark Fork River.

Big Sky Machining, Inc

190 Big Sky Lane, Superior, MT 59872, US




8:00 am – 3:00 pm


8:00 am – 3:00 pm


8:00 am – 3:00 pm


8:00 am – 3:00 pm


8:00 am – 3:00 pm





Drop us a line!