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WALTER SNMG643-MK5 / SNMG190612-MK5 Square Indexable Turning Insert - Square (S) Indexable Turning Inserts
WALTERSquare (S) Indexable Turning Inserts

WALTER SNMG643-MK5 / SNMG190612-MK5 Square Indexable Turning Insert

The WALTER Square Turning Insert, model SNMG643-MK5 / SNMG190612-MK5 (MPN 6145866), is a square (S) indexable turning insert. It is available in two size designations: SNMG643-MK5 and SNMG190612-MK5.

SKU 3G-OTH-229721

Brand
WALTER
Item
SNMG643-MK5 / SNMG190612-MK5 Square Indexable Turning Insert
Part Number
6145866
Category
Square (S) Indexable Turning Inserts
Available to Order
Also known as:6145866WALTER
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

WALTER
Manufacturer Part Number
6145866

Technical Documents

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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Square Turning Insert, model SNMG643-MK5 / SNMG190612-MK5 (MPN 6145866), is a square (S) indexable turning insert. It is available in two size designations: SNMG643-MK5 and SNMG190612-MK5.

Frequently Asked Questions

What is the WALTER SNMG643-MK5 turning insert used for?

The WALTER SNMG643-MK5 / SNMG190612-MK5 is a square indexable turning insert used for general turning, facing, and profiling operations on steel, stainless steel, and cast iron. It is designed for use in lathes and CNC turning centers across industries such as automotive, aerospace, and heavy equipment manufacturing.

What are the specifications of the WALTER SNMG190612-MK5 insert?

The WALTER SNMG190612-MK5 (MPN 6145866) is a square indexable turning insert with size designation SNMG190612-MK5. It is also listed as SNMG643-MK5. The insert features a chipbreaker geometry for medium machining and is suitable for steel and cast iron. 3G Electric supplies this genuine WALTER insert worldwide.

Where to buy WALTER SNMG643-MK5 turning inserts worldwide?

3G Electric supplies genuine WALTER SNMG643-MK5 / SNMG190612-MK5 turning inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this square indexable turning insert.

How to select the correct WALTER turning insert grade?

Selecting the correct WALTER turning insert grade depends on workpiece material, hardness, and operation. For steel and cast iron, the MK5 grade with chipbreaker is suited for medium roughing. Always match the insert size (SNMG643 or SNMG190612) to your tool holder pocket. 3G Electric can help confirm compatibility.

Used in

Common applications for WALTER
Automotive engine component machining — WALTER indexable face mills (e.g., F2010.B.250.Z12.13.R722M) for face milling cylinder heads and blocks.
Aerospace structural parts manufacturing — WALTER screw-machine length drill bits (e.g., A1148-4.5) for drilling holes in aluminum and titanium components.
General machining job shops — WALTER indexable face mills (e.g., F4042R.B16.040.Z05.10) for face milling steel and stainless steel workpieces.
Heavy equipment repair — WALTER indexable face mills (e.g., 127 mm diameter with 11 inserts) for resurfacing large cast iron and steel parts.
Energy sector valve and pump manufacturing — WALTER indexable face mills (e.g., 100 mm diameter with R720M geometry) for machining sealing surfaces.
CNC lathe operations — WALTER screw-machine length drill bits (e.g., A1148-4.5) for drilling in automated turning centers with bar feeders.
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WALTER Products

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.

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