WALTER Square Turning Insert: SCMT432-MM4
The WALTER Square Turning Insert, model SCMT432-MM4 / SCMT120408-MM4 (MPN 7156981), is a square (S) indexable turning insert. It is available in two size designations: SCMT432-MM4 and SCMT120408-MM4.
SKU 3G-OTH-229462
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Product Description
The WALTER Square Turning Insert, model SCMT432-MM4 / SCMT120408-MM4 (MPN 7156981), is a square (S) indexable turning insert. It is available in two size designations: SCMT432-MM4 and SCMT120408-MM4.
Frequently Asked Questions
What is the WALTER Square Turning Insert SCMT432-MM4 / SCMT120408-MM4 used for?
The WALTER Square Turning Insert is used for general turning, facing, and profiling operations on metal workpieces. It is commonly applied in automotive, aerospace, and general machining industries for medium to finishing cuts on steel, stainless steel, and cast iron.
What are the specifications of the WALTER Square Turning Insert MPN 7156981?
The WALTER Square Turning Insert MPN 7156981 is a square (S) indexable insert available in two size designations: SCMT432-MM4 and SCMT120408-MM4. Both versions share the same manufacturer part number 7156981 and are designed for use with compatible tool holders.
Where to buy WALTER Square Turning Insert SCMT432-MM4 worldwide?
You can source the WALTER Square Turning Insert SCMT432-MM4 worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the correct WALTER Square Turning Insert for my lathe?
To select the correct WALTER Square Turning Insert, match the insert size designation (SCMT432-MM4 or SCMT120408-MM4) to your tool holder's pocket dimensions. Consider your workpiece material and desired finish. For best results, consult the WALTER tooling catalog or contact 3G Electric for guidance.
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3G Electric supplies WALTER square (s) indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















