Little Machine Shop Hi Torque 3990 Mini Mill

  • The most powerful milling machine among all mid-sized mills
  • Lowest torque speed for effective machining
  • A gearless spindle drive
  • Mini mill with the largest X-Y travel and table size
  • R8 spindle for an extensive tooling
  • Solid column to prevent tilting
  • Powerful 500 Watt spindle motor
SKU: LMS Hi Torque 3990-1 Category:


The Little Machine Shop (LMS) Hi Torque 3990 mini mill is truly the most powerful mini mill featuring a large work table and the most torque for diverse milling operations.


A stiff construct and a solid column ensure that this mill machine doesn’t tilt to the sides, which is unique among mini mills. And with an air spring head support, you’re sure to get even support throughout the Z-axis during machining.


The Little Machine Shop 3990 mini mill has a large-sized worktable which provides you with 50 percent more table area than other similar mills. Also, the mill machine has 30 percent more travel in every direction. And with its resettable feed dials, you can bring the feed to zero whenever you want.


With a 500 Watt brushless spindle drive motor, the Little Machine Shop Hi Torque 3990 mini mill generates enormous low-level torque, along with an extensive variable speed ranging from 100 to 2500 RPM. And since there are no gears, this Little Machine Shop mill is the quietest in its class.


We customize the LMS milling machine to match your exact requirements and ship it to you completely assembled, so you can simply plug in and run it hassle-free.


Also, a Little machine shop 3990 mill CNC conversion kit can turn this milling machine into CNC.