Bear Machine
Bear Machine

Assembly shop, Fabrication shop California, USA, Job Shop / Contract Manufacturer

Bear Machine founded in 1983, specializes in machining of all types of composites including G-10 FR4 fiberglass, carbon fiber and exotic plastics; materials such as semitron, torlon, vespel as well as any cast or drawn plastics to exact customer specifications. We also manufacture parts from various types of metals 6061 aluminum, various types of stainless steel and other metals. As well as firearm parts machining, owner is a former gunsmith and store owner. Automotive parts as well as custom hot rod parts. We work with geometric dimensioning and tolerancing for manufacturing of .0005 and prototyping up to .0002. Holding true position up to .001, plus a CMM and Optical Comparator to verify and print out dimensions. We providing engineering support, a valuable tool for our customers. We review drawings and discuss the project before hand to facilitate ease of manufacturing, which saves you time and money. Bear Machine began as a job shop specializing in prototyping semi-conductor parts and production machining. Located in the city of EI Cajon, California (25 miles from downtown San Diego) Bear Machine has a 6000 square foot facility containing a hi-tech prototype shop, production CNC shop and a MIL-SPEC quality control room. Specializing in close tolerance milling and turning machined parts, our greatest asset is the expertise we possess in the machining of all types of materials. At Bear Machine Inc. we possess in-house computer design capabilities, coordinate measuring machines, an atmospheric controlled, quality control room, plus trained employees in machining. We are ITAR and SAM certified. We also established compliance with the requirements of the ISO 9001 :2000 International Standard. In accordance with this standard, we provide our customers with high quality machined parts to their exact specifications. Bear Machine takes pride in its impeccable reputation for consistent high performance and is dedicated to providing it's clients with a superior product delivered on schedule, within budget and to exact customer specifications.

Custom Manufacturing Services


  • Carbon
  • Multiple
  • Ferrous Metals
  • Aluminum
  • Brass
  • Bronze
  • Cobalt
  • Copper
  • Titanuim
  • Thermoplastic


  • Aerospace
  • Automotive
  • Biotechnology/ Pharmaceuticals
  • Electronics & Semiconductor
  • Engineering and Design
  • Fabricated Metals
  • Medical
  • Oil & Gas
  • Telecommunication
  • gun accessories
  • Firearms Industry

Bear Machine, The following suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) provide manufacturing services and are members of the community. For more information visit performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your quoting experience

Overall Rating Averages    (Total Ratings Received: 9 , Unique Customers: 8)

Bear Machine Bear Machine
Reviews Project Rating Quality Responsiveness Delivery
  • #975142
  • 2017-06-20
Quality work. Vendor easy to work with.
Martin M.
  • #975148
  • 2017-06-20
Quality work performed in a timely manner.
Martin M.
  • #918173
  • 2017-03-07
Excellent quality machining for an amazing price. I am very happy with the work done and will definitely use Bear Machine again.
Jaime M.
  • #769346
  • 2016-04-28
Quality and delivered materials great, took 3 months to get parts though
Eric H.
  • #752734
  • 2015-02-05
Great work. Had parts expedited and they were able to get them out a day earlier than requested.
Ryan C.
  • #725501
  • 2014-11-11
Great supplier, delivered parts on time and to print. Will use again
Ken M.
  • #718465
  • 2014-03-20
missed a hole.
Mateo P.
  • #708621
  • 2014-01-03
Nice part
Karl L.
  • #507435
  • 2009-09-24
Excellent communication and high quality work. Highly recommended.
Zach V.
  • El Cajon, California
  • USA 92020