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OSG Square Milling Insert: SDMT09T308ER-SM (MPN 7815021) - Square (S) Indexable Milling Inserts
OSGSquare (S) Indexable Milling Inserts

OSG Square Milling Insert: SDMT09T308ER-SM (MPN 7815021)

OSG Square (S) Indexable Milling Inserts.

SKU 3G-OTH-233517

Brand
OSG
Item
Square Milling Insert: SDMT09T308ER-SM
Category
Square (S) Indexable Milling Inserts
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
7815021

Technical Documents

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

Product Description

OSG Square (S) Indexable Milling Inserts.

Frequently Asked Questions

What is OSG Square Milling Insert SDMT09T308ER-SM used for?

This OSG square milling insert is designed for general-purpose face and shoulder milling in steel, stainless steel, and cast iron. Its SDMT geometry provides strong cutting edges for roughing and semi-finishing operations in machining centers and manual mills.

What are the specifications of OSG Square Milling Insert SDMT09T308ER-SM?

The OSG SDMT09T308ER-SM insert has a square shape with a 9 mm inscribed circle, 3.97 mm thickness, and a 0.8 mm corner radius. It uses an ER chipbreaker for medium machining and is made from OSG’s SM-grade carbide for wear resistance.

Where to buy OSG Square Milling Insert SDMT09T308ER-SM worldwide?

3G Electric supplies the OSG SDMT09T308ER-SM insert to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this square milling insert.

How to select the correct OSG milling insert for your operation?

Match the insert geometry to your material and operation: use the SDMT09T308ER-SM for medium-duty milling in steels. Verify the insert’s inscribed circle (9 mm) and thickness (3.97 mm) fit your cutter body. OSG’s SM grade suits general-purpose machining with good edge toughness.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG square (s) indexable milling inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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