Precision machining and manufacturing for over 70 years

Why choose Us?

Skilled ProfessionalsYour Project is in Good Hands

Our machinists have nearly two centuries of combined experience and most of them have been with us for over a decade. No matter who you deal with, from the company president to the inside sales team, you can count on us to bring quality, value and integrity to every project we start.

Effective Planning

Effective PlanningOrganized & Effecient Manufacturing Process

We are always on the lookout for new and innovative ways to program, machine, finish and assemble your products. Every step of the project is planned and reviewed, beginning with finding the best source for material all the way through the best way to ship you the finished parts.

Quality Management

Quality ManagementWe have you Covered

We will never sacrifice quality and safety for speed, but we will always work hard to complete your job in the shortest amount of time possible. We employ a rigorous Quality Control Program and most projects are fully traceable from material sourcing through delivery.

Our Products

Water Swivels

Available in AWJ, EW, BWL, NWL, HWL, etc.

Disconnect Bit Subs

Single float, dual float and ball check

Internal Casing Cutter

Currently available in 3", 3-1/2" and 4"

Profile Nipples

WX, WXN, WR, WRN and F nipples


Schaeffler, Timken, Nachi, RBI, etc.

Rotating Stuffing Boxes

Easily adapts to BWL, NWL, HWL, etc.

Our Capabilities



14" through-bore capacity ◃ 40" max swing ◃ 10' max full OD turning ◃ 40' max material length for turning and threading



4-axis indexed milling ◃ Maximum cutting area 40" x 20" x 20" ◃ Minimum 20-station tool changer on each machine



Do you need something turned, bored, rethreaded or rebuilt? Give us call!



Bearings, seals, v-belts, sheaves, chain, sprockets, bushing, couplings, orings, retaining rings and additional industrial power transmission components

Oil & Natural Gas

Oil & Natural Gas

WX, WXN, WR, WRN and F Profile Nipples, Disconnect Bit Subs (single float, dual float and ball check) and a wide selection of crossover subs



Home of the patented LOCK N LOAD® Latch Head system! Water swivels, rotating stuffing boxes, drill subs, manual foot clamps and more

About Us

Northwest Machine Works, Inc. has been serving the mining and oil & natural gas industries for over 70 years! High quality work at a fair price is one of our guiding principles. Combining experience, technology, integrity and rigorous quality control standards to deliver projects on time and within specification every day. From using top of the line tooling to ensuring our machines are properly inspected and maintained, we are always working to improve our efficiency.

Year Established
Happy Clients
Unique Products Manufactured

We are fortunate to work with some of the finest machinists in the industry. Most of our machinists have been with us for over 10 years and they have nearly two centuries of combined experience.

Our employees are always on the lookout for new and effecient ways to program, machine, finish and assemble products.

Whether you are working directly with our company president, our quality control manager, a member of our dedicated sales team or one of our exceptional machinists. Every member of our team strives to uphold our company values with every project that comes through our door.

  • Quality Driven
  • Hard Working
  • Trustworthy
  • Knowledgeable
  • Innovative
  • Experienced
  • Prototyping
  • Rush Service
  • After Hours Service

Located in beautiful Western Colorado. Our 20,000 sq. ft. facility is a quick 3-minute drive from I-70 Exit 28 and just 1 mile North of Highway 6 & 50 at 23 Road.

Physical Location:
2318 Grand Park Drive
Grand Junction, CO 81505
Phone: (970) 242-1356
Fax: (970) 241-1825
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