WIDIA Round Milling Insert: RNPJ1204M0SMH (MPN 5542340)
SKU 3G-OTH-269415
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Frequently Asked Questions
What is the WIDIA Round Milling Insert RNPJ1204M0SMH used for?
This WIDIA round indexable milling insert is designed for high-feed roughing and finishing operations in metalworking. It is commonly used on CNC milling machines for steel, stainless steel, and cast iron. The round geometry provides smooth cutting action and reduced vibration, making it suitable for aerospace, automotive, and general engineering applications.
What are the specifications of the WIDIA Round Milling Insert RNPJ1204M0SMH?
The WIDIA RNPJ1204M0SMH is a round indexable milling insert with manufacturer part number 5542340. It features a 12 mm diameter and 4 mm thickness, with a SMH grade for steel and cast iron. The insert uses a screw clamping system and is designed for use with compatible WIDIA milling cutters.
Where to buy WIDIA Round Milling Insert RNPJ1204M0SMH worldwide?
3G Electric supplies the WIDIA RNPJ1204M0SMH round milling insert worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time. We source genuine WIDIA inserts for demanding machining applications.
How to select the correct WIDIA round milling insert for your application?
Select the WIDIA round milling insert based on workpiece material, cutting conditions, and machine rigidity. The RNPJ1204M0SMH with SMH grade suits steel and cast iron at moderate speeds. For harder materials, consider a different grade. Always match the insert to the cutter body and ensure proper clamping torque for safe operation.
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3G Electric supplies WIDIA round (r) indexable milling inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















