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Kennametal HARVI I TE vs ISCAR HELIDO H490

Kennametal HARVI I TE and ISCAR HELIDO H490 are documented milling systems with different product architecture and application priorities. HARVI I TE is Kennametal's four-flute solid-carbide end-mill family for roughing and finishing across broad material and operation coverage. ISCAR HELIDO H490 is a 90-degree milling platform using double-sided inserts with four helical cutting edges.

Side-by-side comparison

Category	Kennametal HARVI I TE	ISCAR HELIDO H490
System architecture	The core family uses four flutes with asymmetric divided flutes, variable helix, twisted end-face geometry, relief features, and chip gashes described on official item pages.	ISCAR offers H490 insert-size branches 09, 12, and 17 mm with different cutter diameter ranges.
Documented application focus	Roughing and finishing with one four-flute solid-carbide family across steels, stainless steels, cast irons, high-temperature alloys, and selected hardened materials.	Roughing and semi-finishing 90-degree shoulders, slots, and high edges.
Technical selection detail	End forms include square, radiused, chamfered, and ball nose with regular, short, long, and necked variants.	The official family page describes double-sided inserts with four helical cutting edges, positive cutting angles, coolant nozzles, and coarse- and fine-pitch cutter choices.
Primary documented constraint	The HARVI name spans several distinct families; flute count, end form, grade, diameter, reach, and shank must be exact before comparing performance.	HELIDO H490 branding does not make 09, 12, and 17 mm bodies or inserts interchangeable.
Manufacturer-guided selection	Store the Kennametal material number and catalog ID with diameter, flute length, reach, end form, corner treatment, shank, grade, and holder projection.	Create a full-designation body-to-insert relation containing H490 size, body code, pitch, diameter, cutting length, insert code, geometry, grade, screw, torque, and source revision.

Best fit by application

Kennametal HARVI I TE

Roughing and finishing with one four-flute solid-carbide family across steels, stainless steels, cast irons, high-temperature alloys, and selected hardened materials.
Store the Kennametal material number and catalog ID with diameter, flute length, reach, end form, corner treatment, shank, grade, and holder projection.

ISCAR HELIDO H490

Roughing and semi-finishing 90-degree shoulders, slots, and high edges.
Create a full-designation body-to-insert relation containing H490 size, body code, pitch, diameter, cutting length, insert code, geometry, grade, screw, torque, and source revision.

Selection notes

Use HARVI I TE when its documented application focus and technical configuration match the operation more closely; use HELIDO H490 when its documented architecture and constraints provide the better fit.

Compare complete configured assemblies and current manufacturer data rather than treating either family name as one universal item.

Variables to validate

HARVI I TE: The HARVI name spans several distinct families; flute count, end form, grade, diameter, reach, and shank must be exact before comparing performance.
HELIDO H490: HELIDO H490 branding does not make 09, 12, and 17 mm bodies or inserts interchangeable.
Normalize diameter or cutter size, reach, interface, work material, machine conditions, coolant, and acceptance criteria before comparing performance or cost.

Official product references

We work to keep this information reliable, but specifications and availability can change. Verify critical details with the manufacturer through the official resources above.

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