JEM Tactical
Vassalboro, Maine
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Precision Firearm Manufacturing

Maine Machine Shop

Precision Firearm Manufacturing

At JEM Tactical we integrate manual craftsmanship along with state-of-the-art software and equipment to provide custom builds for our own line of firearm parts, along with machining and CNC services for our customers. We are an approved FFL (Federal Firearm License) licensed dealer, manufacturer of firearms and firearm parts. In addition, we are approved to build accessories for the AR-15 platform.

Being an FFL dealer, operating compliant with federal, state, and local laws, we are approved to offer gun transfer services. We charge a $25 fee for this service.


  • Firearms
  • Firearm Parts
  • Receivers
  • Glock Slides
  • Reloading Accessories
  • Customer Products
  • And More


  • Machining
  • CNC Machining
  • Barrel Threading
  • Glock Slide Milling
  • Custom Parts
  • Gun Transfers
  • And More

Why Us

  • FFL Licensed
  • Quality Work
  • Locally Owned
  • Family Business
  • Made in USA Gun Parts

JEM Tactical, Our Story

At JEM Tactical, we are a small family owned business operating out of Vassalboro, Maine. We take pride in the manufacturing of our own firearm parts, as well as products for our customers. If you need machining, milling, or turning services done feel free to call us. We can handle small to large volume orders and serve the USA.