WIDIA Square Turning Insert: SNMG432MR
The WIDIA Square Turning Insert, model SNMG432MR / SNMG120408MR (MPN 4170571), is a square (S) indexable turning insert. It is available in two designations: SNMG432MR and SNMG120408MR.
SKU 3G-OTH-229597
Need installation or engineering help?
Ask a question
Product Description
The WIDIA Square Turning Insert, model SNMG432MR / SNMG120408MR (MPN 4170571), is a square (S) indexable turning insert. It is available in two designations: SNMG432MR and SNMG120408MR.
Frequently Asked Questions
What is the WIDIA SNMG432MR turning insert used for?
The WIDIA SNMG432MR / SNMG120408MR square indexable turning insert is used for general-purpose turning, facing, and profiling operations on steel, stainless steel, and cast iron workpieces. It is commonly applied in automotive, aerospace, and general machining industries where reliable edge strength and chip control are required.
What are the specifications of the WIDIA SNMG432MR insert?
The WIDIA SNMG432MR / SNMG120408MR insert (MPN 4170571) is a square (S) indexable turning insert available in two designations: SNMG432MR and SNMG120408MR. It features a molded chipbreaker geometry for medium machining. The insert is designed for use with standard toolholders accepting SNMG inserts.
Where to buy WIDIA SNMG432MR inserts worldwide?
You can source WIDIA SNMG432MR / SNMG120408MR inserts worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we supply genuine WIDIA inserts to customers across multiple industries.
How to select the correct WIDIA turning insert for your application?
To select the correct WIDIA turning insert, match the insert shape (square SNMG), size (432MR or 120408MR), and chipbreaker geometry to your workpiece material and operation. For medium machining of steel or cast iron, the SNMG432MR provides good edge strength. Always verify toolholder compatibility and cutting parameters with WIDIA recommendations.
Used in
Common applications for WIDIAWIDIA Products
3G Electric supplies WIDIA square (s) indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














