Original Kennametal 4.21103L611 Carbide Milling Insert | Cast Iron KCK15 4.21103L611 KCK15

Name: Original Kennametal 4.21103L611 Carbide Milling Insert | Cast Iron KCK15 4.21103L611 KCK15
Brand: Kennametal
SKU: 4.21103L611 KCK15
Price: 47.83 USD
Availability: InStock
Rating: 4.5 (26 reviews)

Brand: Kennametal

$47.83

★★★★⯨ 4.5 (26 reviews)

Milling Insert: ISO 4.21103L611, KCK15, Solid Carbide – TiN, TiCN & Al2O3 Finish, 0.1575″ Thick

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Specifications
Brand	Kennametal
Part No. (MPN)	4.21103L611
Grade	KCK15
Type	Carbide Insert
Suitable Material	Cast iron
Category	Insert

Kennametal 4.21103L611 – Milling Carbide Insert

The Kennametal 4.21103L611 milling carbide insert excels in high-speed machining applications, particularly when working with cast iron workpieces, thanks to its tin coating that provides a strong balance between wear resistance and friction reduction. This insert is well-suited for demanding cast iron milling operations where its TiN, TiCN, and Al2O3 finish helps to minimize built-up edge and maximize tool life. With a thickness of 0.1575″, it offers a robust and stable cutting edge for precise and efficient machining results.

What machinists are saying about 4.21103L611: Find Milling Insert: ISO 4.21103L611, KCK15, Solid Carbide at MSC Industrial Supply, serving the metalworking, safety, and MRO industries for over 75 years Find Milling Insert: ISO 4.21103R611, K110M, Solid Carbide at MSC Industrial Supply, serving the metalworking, safety, and MRO industries for over 75 years DIN4000-76-99 – Other inserts – KH – Kennametal – 4.21103L611 KC915M

Key Specifications

Brand	Kennametal
Model	4.21103L611
Coating	tin
Workpiece Materials	Cast Iron
Application	High-Speed Machining
Quantity	1 PCS

Features & Benefits

100% Genuine Kennametal – Original product with full quality guarantee, traceable batch.
QC Inspected – Each batch sampled for edge profile, dimensional accuracy, and coating adhesion.
Bulk Pricing Available – Discount tiers for production-volume orders; contact sales.
tin Coating – Superior wear resistance and extended tool life under continuous load.
Predictable Wear – Even flank wear pattern simplifies tool-life prediction and scheduling.
Optimized Chip Breaker – Engineered chip geometry reduces re-cutting and machine downtime.

Recommended Applications

High-Speed Machining of cast iron in production CNC lines
Pairs well with through-coolant setups for chip evacuation
Holds dimensional tolerance over multiple indexings (insert)
Designed for shop conditions typical of Kennametal tooling users worldwide

Buying Considerations

Single-pack option — useful for prototype runs or qualification before bulk commitment. Entry-tier pricing makes this a low-risk option for trialing Kennametal tooling on a new material.

Note: Compatible tool holders sold separately. Please confirm insert-holder seat compatibility (e.g. ISO seat designation) before ordering.

Weight	0.1 kg
Dimensions	15 × 18 × 5 cm

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