Kerfgrid
Machine shop Checked Oct 8, 2026

Jonaco Machine

Chaska, MN · prototype to production

jonaco.comRequest a quote
About

Jonaco Machine is a precision machining company in Chaska, Minnesota, founded in 1972, that makes medium and high complexity machined parts and does light assembly in low and high volumes. It serves aerospace, medical, defense and industrial customers, and its 5-axis machining and automated multiple machining centers are central to its work.

Summary written by Kerfgrid from jonaco.com.

Processes

Select a process to see the sentence it comes from.

Materials
Aluminum, copper, brass and bronze, stainless steel, nickel alloys, titanium, plastics
Industries
Aerospace, medical, defense, electronics, energy, agriculture, general industrial
Volumes
Prototype to production
Holds
.0002 of an inch or less
On the shop floor
15 machines listed on jonaco.com
  • Makino A55E
  • Makino A51NX
  • Makino A61NX
  • Matsuura H Plus 300
  • Matsuura MC800VG
  • Mori Seiki MV-40B
  • Okuma M460-VE
  • Mazak Integrex Twin Spindle Multi-Axis CNC Lathe
  • Nakamura WY-100
  • Doosan Multi-Axis CNC Lathes
  • Citizen B20 CNC Swiss Screw Machine
  • Tsugami CNC Swiss Screw Machine
  • Hyundai Hit 30 S CNC Lathes
  • Okuma L400 CNC Lathe
  • Hardinge Super Precision CHNC42
Where each detail comes from
  • Processes · CNC milling
    “automated CNC driven, 3, 4, and 5 axis milling and turning equipment”
    jonaco.com/capabilities/
  • Processes · CNC turning
    “CNC driven multi axis turning centers”
    jonaco.com/capabilities/
  • Processes · 5-axis machining
    “state-of-the-art 5 axis machining technology”
    jonaco.com/5-axis-machining/
  • Processes · Drilling and tapping
    “precision milling, turning, tapping, drilling, de-burring and management of external supply”
    jonaco.com/capabilities/
  • Processes · EDM
    “electrical discharge machining (EDM), deburring, and cleaning”
    jonaco.com/capabilities/
  • Processes · Deburring and finishing
    “electrical discharge machining (EDM), deburring, and cleaning”
    jonaco.com/capabilities/
  • Processes · Assembly
    “precision machining and light assembly”
    jonaco.com
  • Processes · Prototyping
    “With dedicated and rapid prototype capabilities”
    jonaco.com
  • Processes · Heat treating
    “Heat Treat Grinding Plating (anodize, chem film) Painting”
    jonaco.com/capabilities/
  • Processes · Grinding
    “Heat Treat Grinding Plating (anodize, chem film) Painting”
    jonaco.com/capabilities/
  • Processes · Plating
    “Heat Treat Grinding Plating (anodize, chem film) Painting”
    jonaco.com/capabilities/
  • Processes · Painting
    “Heat Treat Grinding Plating (anodize, chem film) Painting”
    jonaco.com/capabilities/
  • Materials · Aluminum
    “Aluminum Brass Copper (including Beryllium Copper)”
    jonaco.com/capabilities/
  • Materials · Copper, brass and bronze
    “Aluminum Brass Copper (including Beryllium Copper)”
    jonaco.com/capabilities/
  • Materials · Stainless steel
    “Stainless Steel Alloys”
    jonaco.com/capabilities/
  • Materials · Nickel alloys
    “Nickel, Hastelloy, Inconel”
    jonaco.com/capabilities/
  • Materials · Titanium
    “Titanium, Molybdenum”
    jonaco.com/capabilities/
  • Materials · Plastics
    “Plastics including Torlon, Ultem, and Vespel”
    jonaco.com/capabilities/
  • Industries · Aerospace
    “Aerospace Flight critical, interior and cargo components”
    jonaco.com
  • Industries · Medical
    “Precision machined components for medical equipment and devices.”
    jonaco.com
  • Industries · Defense
    “Air, space and ground mission critical components”
    jonaco.com
  • Industries · Electronics
    “Precision semiconductor, hardware and infrastructure applications”
    jonaco.com
  • Industries · Energy
    “Critical components for energy, agricultural, transportation and other precision industrial applications”
    jonaco.com
  • Industries · Agriculture
    “Critical components for energy, agricultural, transportation and other precision industrial applications”
    jonaco.com
  • Industries · General industrial
    “Critical components for energy, agricultural, transportation and other precision industrial applications”
    jonaco.com