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Korloy MGMN300-M H01
The Korloy MGMN300‑M H01 Grooving Insert is a 3 mm (0.118″) uncoated, fine-grain carbide insert designed for precision grooving and parting operations. With its neutral hand geometry and 7° clearance, it delivers low cutting forces and excellent stability for steel, non-ferrous, and general engineering materials. A go-to for high-efficiency production with minimal downtime.
🚀 Cut Costs. Boost Productivity. Choose the Korloy MGMN300-M H01 Insert!
Looking to get more out of your grooving operations? The Korloy MGMN300-M H01 from CNC Tools Depot — India’s largest marketplace for carbide inserts is engineered to give you exactly that.
Hook / Attention Line
Longer tool life = fewer insert changes, less downtime
Key Features & Specs:
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Geometry: MGMN-M series (neutral hand), 3 mm (0.118″) width, corner radius ~0.0157″ (0.4 mm), 7° clearance
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Grade: H01 — uncoated, fine-grain carbide ideal for general-purpose grooving & parting
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Chip Breaker: Central / V-style design from Korloy’s MGT system for smooth chip flow and stable edge behavior
Coating: Uncoated (natural carbide) for predictable wear, low built-up edge -
Cutting Applications: Grooving, parting-off, internal & external operations — especially for steel, alloy, and general engineering materials
Why It’s a Best Seller
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Reduced downtime: H01’s toughness and edge stability mean fewer insert swaps
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Consistent surface finish: Neutral geometry plus fine-grain carbide help deliver tight, clean grooves
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Reliable wear resistance: Even without coating, the grade holds up well under regular production loads
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Cost-effective: As an uncoated insert, the MGMN300-M H01 offers great value per component
🏭 Application Industries
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Automotive (shafts, undercuts, grooves)
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Aerospace (small, tight-tolerance features)
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Die & Mold (precision grooving)
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General Engineering (parting-off, profiling)
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Frequently Asked Questions
The H01 grade is designed for general engineering materials — including steels, alloys, and non-ferrous metals — making it a versatile choice for grooving and parting.
It has a 3 mm (0.118″) cutting width with “M” (neutral) hand geometry and a clearance angle of approximately 7°. Corner radius is around 0.0157″ (0.4 mm).
No — this variant is uncoated. The natural carbide substrate provides good wear properties, especially in stable machining conditions.
It fits in Korloy MGT-series grooving/parting-off holders and is ideal for external grooving, parting, and even some internal operations.
As India’s largest marketplace for carbide inserts, we offer genuine Korloy products, transparent pricing, bulk-order capability, and fast delivery — plus expert support in choosing the right insert for your application.
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