Metal injection molding
for small, complex metal parts.

Upload your drawing or 3D file and get a fast feasibility review for MIM production — material direction, manufacturability, tolerance considerations, and the best path from prototype to volume supply.

Reply within 1 business day NDA available English-speaking project support
Precision MIM gears, splined shafts and mounting flanges
17-4PH SS
±0.05 mm
50,000 pcs
MIM
DFM
Quote
Drawing Review Before Quote
Material & Process Guidance
Prototype to Production Support
Supplier Coordination Included

Still machining a part that may be better made in MIM?

Representative MIM gears, shafts and precision components on studio display

Many small metal parts are still produced through CNC machining, multiple secondary operations, or multi-piece assembly even when MIM may be a more efficient route.

If your part is small, complex, and intended for repeat production, MIM may help reduce unnecessary machining, combine multiple features into one part, and create a more scalable production path.

We help you evaluate that opportunity before you waste time moving in the wrong direction.

Reduce over-machining on small complex parts
Explore part consolidation opportunities
Identify manufacturability risks early
Match your drawing to the right production route

What we do

We support engineering and sourcing teams who need help evaluating and executing MIM projects for small, complex metal components — moving from drawing to production with clearer technical judgment and better supplier coordination.

MIM Feasibility Review

Assess whether MIM suits your part based on geometry, expected volume, material direction, and tolerance requirements.

Drawing & DFM Coordination

Identify wall thickness concerns, undercuts, secondary machining needs, and features that affect production stability or cost.

Material Direction

Align the project around realistic material options such as stainless steels and other commonly used MIM alloys.

Prototype to Production Support

Coordinate the next steps from quote review to prototype discussion and production follow-up.

Is MIM right for your part?

MIM is not the right answer for every metal part. It is most useful when the part is small, complex, and intended for repeated production.

MIM may be a good fit

  • Your part is small and geometrically complex
  • You are currently machining too many features
  • The part involves multiple pieces that may be combined
  • You expect repeat or ongoing production volume
  • You want a cleaner path toward repeatability

MIM may be less suitable

  • The part is very large and simple
  • Production volume is extremely low
  • Nearly every dimension needs extreme precision machining
  • Another process already fits the part more naturally

If you are not sure, send us the drawing. We can help you judge whether MIM makes sense before the project moves further.

Send Drawing for Judgment

Why engineers switch parts to MIM

Part Consolidation

Combine multiple features or components into a more integrated part design.

Less Secondary Processing

Reduce unnecessary machining, handling, and assembly steps where possible.

Fit for Repeat Production

A more repeatable manufacturing path for parts that need ongoing supply.

Complex Geometry Capability

Support shapes and features difficult to produce through conventional machining alone.

Representative MIM part family — gears, bushings, locking components, connectors, splines

Materials and follow-up processing support

Each project is reviewed case by case. We help evaluate realistic material and processing options based on your drawing, performance needs, and production objectives.

Typical projects may involve stainless steel, precipitation-hardening stainless steel, and other commonly used metal alloys depending on the application.

The goal is not to force every part into MIM. The goal is to identify the most workable route for your part.

Stainless Steel (17-4PH)
Locking, mechanical, structural small parts
Stainless Steel (316L)
Corrosion-resistant, medical-adjacent, connectors
Low Alloy Steel
Mechanical transmission, tool-related components
Soft Magnetic Alloys
Actuator, sensor, electromechanical parts
Other Alloys (case-by-case)
Application-specific, reviewed on request
Machining Heat Treatment Surface Finishing Plating Assembly Support

Typical application directions

We focus on small, precise metal components used in industrial and commercial applications.

Small metal components for industrial and commercial products
Machined mechanical bracket
Mechanical Components

Levers, brackets, hinges for power tools, medical devices, automation equipment.

Splined shaft connector
Connector Components

Shells, pins, housings for industrial connectors, sensors, telecom hardware.

Bevel gear locking part
Locking Components

Latches, cams, strike parts for smart locks, safes, access control systems.

Small transmission gears
Gear-like Small Transmission Parts

Spur gears, pinions, ratchets for gearboxes, appliances, e-bike drive units.

Gear set on machinist workbench
Tool-related Metal Components

Bits, inserts, wrench heads for hand tools, cutting tools, fastening equipment.

Custom precision metal parts collage
Custom Precision Metal Parts

Non-standard small parts for industrial hardware, watches, aerospace, surgical instruments.

How the process works

The earlier the drawing is reviewed, the easier it is to avoid the wrong process path.

1

Send your drawing

Upload your 2D drawing, 3D file, or basic project information.

2

Initial review

We review the part for MIM suitability, production logic, and major risk points.

3

Technical alignment

Clarify material direction, quantities, key dimensions, and any secondary process requirements.

4

Quote coordination

If the project fits, we move it into supplier-side quotation and execution coordination.

5

Prototype & production

Move the project toward sampling, validation, and production execution.

Why work with us

MIM projects often fail early for simple reasons: the wrong process was assumed, the drawing was not screened properly, or communication broke between the engineering team and the supplier.

We help reduce that friction by keeping the project focused on what matters first: fit, risk, and execution clarity.

Fast initial communication

Initial review provided quickly so your project does not stall.

Project-focused support

We stay on the practical questions behind the RFQ, not generic sales language.

Drawing-first approach

We evaluate real parts, not vague descriptions.

Clear coordination

We reduce confusion between technical intent, quotation logic, and supplier follow-up.

Zetar Industry injection molding workshop, Shanghai

20 years in injection molding.
Now applied to metal.

Zetar Industry Co., Ltd. has been running injection molding programs out of Shanghai since 2005 — 45+ presses, ISO 9001 / 13485 / 14001 / 45001 quality systems, and 30+ English-speaking project managers delivering 100+ molds per month.

We now put that same tooling discipline and project coordination behind MIM projects for small, complex metal parts.

Est. 2005 · Shanghai ISO 9001 · 13485 · 14001 · 45001 45+ injection presses 30+ bilingual PMs

Have a part drawing to review?

Send us your drawing or project brief. We will help you evaluate whether MIM is the right route and what the next step should be.

Digital caliper measuring MIM gear — precision verification
NDA discussion available upon request
Drawing-first, not sales-first
English-speaking project coordination

Start Your MIM Project Review

The more technical detail you share, the faster we can assess whether your part is a good fit.

Where are you in the project?
Project basics
Upload drawing / 3D file
Drop files here or browse
PDF · STEP · STL · IGES · DWG — up to 50MB
Technical details — optional, tightens the review

Fields marked * are required. We review each project based on actual part information, expected volume, and manufacturability considerations.

Frequently asked questions

Can you help determine whether my part is suitable for MIM?

Yes. That is one of the main reasons engineers contact us. We review the drawing and help judge whether MIM is a reasonable path based on geometry, production logic, and project goals.

What files should I send?

A 2D drawing, 3D file, or both is best. If you do not have final files ready, you can still send basic specifications and part photos for an initial discussion.

Can you help with parts that are currently machined?

Yes. Many inquiries start from parts that are currently machined or assembled through multiple operations. We can help review whether a shift toward MIM is worth evaluating.

Do you only support large-volume projects?

Project suitability depends on the part and the commercial context. Volume is important, but it is only one part of the decision.

Can you support prototypes before production?

Yes. If the project is suitable, prototype discussion can be part of the next-step planning.

Do you sign NDAs?

Yes. NDA discussion is available when needed.

About us

We support MIM-related sourcing and project coordination for small, complex metal parts. Our focus is to help engineering teams evaluate manufacturability, reduce early-stage confusion, and move suitable projects toward execution with clearer direction.

We believe the best starting point is always the real part drawing.

Ready to review your part?

Start with the drawing. Then decide the process.