Original Kennametal KC850 NR4125L Carbide Grooving/Parting Insert | Steel & More NR4125L KC850

Name: Original Kennametal KC850 NR4125L Carbide Grooving/Parting Insert | Steel &amp; More NR4125L KC850
Brand: Kennametal
SKU: NR4125L KC850
Price: 65.42 USD
Availability: InStock
Rating: 5 (18 reviews)

Brand: Kennametal

$65.42

★★★★★ 5 (18 reviews)

Grooving Insert: NR4125L KC850, Carbide – KC850, TiC, TiCN & TiN Finish, Left Hand, 6.35 mm Cutting Width, 6.35 mm Max Depth, Series Top Notch

500 in stock

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Specifications
Brand	Kennametal
Part No. (MPN)	NR4125L
Grade	KC850
Type	Carbide Insert
Suitable Material	Steel
Category	Insert

Kennametal KC850 NR4125L – Grooving/Parting Carbide Insert

Grooving Insert: NR4125L KC850, Carbide – KC850, TiC, TiCN & TiN Finish, Left Hand, 6.35 mm Cutting Width, 6.35 mm Max Depth, Series Top Notch

What machinists are saying about KC850: Material Number 1112982 ISO Catalog ID NR4125L ANSI Catalog ID NR4125L Grade KC730 Insert Size 4 [W] Cutting Width 6.35 mm [W] Cutting Width 0.25 in [RC] Corner Radius Center 3.175 mm [RC] Corner Radius Center 0.125 in [T] Cuttg Depth 6.35 mm [T] Cutting Depth 0.25 in Kennametal Grooving Insert: NR4125L KC850, Carbide KC850, TiC, TiCN & TiN Finish, Left Hand, 6.35 mm Cuttin

Key Specifications

Brand	Kennametal
Model	KC850
Grade	NR4125L
Coating	tin
Workpiece Materials	Steel, Stainless Steel, Carbon Steel
Application	General Purpose
Quantity	1 PCS

Grade NR4125L Characteristics

Kennametal NR4125L uses tin coating tuned for general purpose on steel, stainless steel, carbon steel. The chemistry favors edge stability under interrupted cutting and resists thermal cracking on longer passes.

Features & Benefits

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

Recommended Applications

General Purpose of steel, stainless steel, carbon steel in production CNC lines
Performs across a range of cutting speeds and feed rates
CNC lathe and machining center compatible
Effective in interrupted and continuous cutting passes

Buying Considerations

Single-pack option — useful for prototype runs or qualification before bulk commitment. Mid-tier pricing reflects Kennametal’s production-grade tolerances rather than economy substrate.

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 × 4 cm

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