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Turning / SNMG

SNMG Turning Inserts

Find the right SNMG by complete model code, dimensions and catalog grade. Search the table below or send your current code for a match.

Typical use

external turning, facing and profiling with a compatible holder

Tool form

90° Square

Catalog models
7
Dimensions
LE · IC · S · d · r
Catalog grades
4 options

Model Reference

Catalog Models & Dimensions

Search by complete designation, compare dimensions and select a model to include it in your inquiry.

SNMG geometry drawing
Dimension key for this insert family

How to choose

1 · Size: match the complete model code and the listed dimensions, including corner radius where shown.

2 · Grade: compare SP1201A · SC2101B · SC2251B · SC4101K. R means catalog recommended; O means catalog order option.

3 · Fit: include your workpiece material and holder or cutter code when requesting a quote.

Find your model7 listed designations · select one row to ask about that model

Swipe or scroll horizontally to view every column.

SelectFull modelLE (mm)IC (mm)S (mm)d (mm)r (mm)Catalog grade mark
SNMG120404-MF12.712.74.765.160.4SP1201A (R)
SNMG120408-MF12.912.74.765.160.8SP1201A (R)
SNMG120412-MF12.912.74.765.161.2SP1201A (R)
SNMG120408-PM12.712.74.765.160.8SC2101B (O) / SC2251B (R) / SC4101K (O) / SP1201A (O)
SNMG150608-TM15.87515.8756.356.350.8SC2101B (O) / SC2251B (O) / SC4101K (R)
SNMG150612-TM15.87515.8756.356.351.2SC2101B (O) / SC2251B (O) / SC4101K (R)
SNMG150612-TC15.87515.8756.356.351.2SC2101B (O) / SC2251B (O) / SC4101K (R)

Select a model above. You can also use the general quote button at the top of this page.

Need another size? Search all catalog models →

Download the 2026 Model Catalog (PDF)

Pocket Compatibility

Insert, Pocket & Tool Matching

Confirm the insert size, seat, clamping method and complete holder, cutter or drill-body designation before ordering a replacement.

Swipe or scroll horizontally to view every column.

Matching itemWhat to confirm
Square pocketMatch the complete SNMG size to a square negative-insert holder.
Hand and approachProvide holder code and cutting direction.
Clamp setCheck the clamp, shim and screw for the quoted holder.

Grade and Geometry

Workpiece, Geometry & Grade Selection

Operation, workpiece group, cutting continuity, coolant, machine stability and finish target determine the quoted geometry, grade and coating.

Swipe or scroll horizontally to view every column.

Selection inputQuotation requirement
OperationExternal turning, facing and profiling
Tool interfaceMatch the complete holder code, insert seat and clamping components.
WorkpieceIdentify alloy, hardness condition, interruption, coolant and required finish.
QuotationConfirm chipbreaker, grade, coating, quantity and destination.

Application Inputs

Select by Workpiece and Cut

Tell us the workpiece group and operation stage. We then check the available grade, edge, coating and machine setup for the quoted tool.

Workpiece groups

  • PSteel
  • MStainless steel
  • KCast iron
  • NNon-ferrous / aluminum
  • HHardened materials

Machining stage

  • FinishingSurface finish and dimensional control priority
  • MediumBalanced general machining
  • RoughingMaterial removal and edge strength priority

Tooling Package

Match the Cutting Tool to the Holder

SNMG insert + matching square-insert holder

Quote as one set

Insert or cutting tool, holder/body, and spare screw, clamp or wrench only when itemized in the quotation.

Fit check

Verify full designations, seat or shank, hand, screw and machine interface before ordering.

Ordering Support

Frequently Asked Questions

What should I include in an inquiry?

Send the full SNMG120408 designation, holder code, workpiece material, machining conditions, quantity and drawing where available.

Does the image confirm the supplied chipbreaker?

No. The image identifies the product family. The quotation confirms chipbreaker, grade, coating and edge preparation.

Can I request a sample?

A sample may be requested for the selected specification. Availability, sample terms and delivery timing are subject to confirmation.

external turning application review

Specification-Led Quotation

Discuss Your Application

Send your model, material, operation and quantity.

We will review the tool interface and quotation variables before confirming an offer.

Get a Quick Quote

Free grade cross-reference within 12 hours. Sample quantity, availability and freight are confirmed before dispatch.

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