NACHI Milling

NACHI AGHV Heavy-Duty Square End Mill (4/6F)

Name: NACHI AGHV Heavy-Duty Square End Mill (4/6F)
Brand: NACHI

Workpiece material (ISO)

P · SteelM · StainlessN · Non-ferrous

4/6-flute HSS-Co square end mill for machining steel, stainless steel and non-ferrous metals, for heavy-duty milling. AG (AlCrN) coating, Ø3–50 mm in whole-millimetre sizes (35 catalogue items). Ships in a single coating option. Part of NACHI's milling tool range.

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Features & uses

Engineered for performance

HSS-Co Substrate, AG (AlCrN) Coating

A cobalt-alloyed high-speed-steel body under NACHI's AG family (AlCrN) coating, across all 35 catalogue sizes.

4/6-Flute Heavy-Duty Geometry

A dual flute-count choice (4F or 6F) under the catalogue's own "Heavy-Duty" designation, for higher-rigidity roughing cuts — the AlCrN-coated counterpart to the HV (uncoated) line.

Steel, Stainless & Non-Ferrous Coverage

Rated for ISO P (steel), M (stainless steel) and N (non-ferrous metal) material groups.

Ø3–50 mm, 50–160 mm Overall Length

Diameters run Ø3–50 mm in whole-millimetre steps, with overall lengths from 50 to 160 mm across 35 sizes.

Workpiece material

Material applicability

Steel

Structural steel SS400
○ Suitable
Catalogue mark: ○
Carbon steel S45C/S50C
○ Suitable
Catalogue mark: ○
Alloy steel SCM/SCR
○ Suitable
Catalogue mark: ○

Hardened steel

Pre-hardened steel NAK
○ Suitable
Catalogue mark: ○
High-hardness steel 30–45 HRC
Not marked
Catalogue mark: —
High-hardness steel 45–55 HRC
Excluded
Catalogue mark: ×
High-hardness steel 55–60 HRC
Excluded
Catalogue mark: ×
High-hardness steel 60–66 HRC
Excluded
Catalogue mark: ×

Cast iron

Cast iron FC/FCD
○ Suitable
Catalogue mark: ○

Non-ferrous

Aluminum alloy AC/ADC
○ Suitable
Catalogue mark: ○
Copper Cu
○ Suitable
Catalogue mark: ○

Source: Catalogue · NACHI 2003-29 catalogue HSS End Mill Selection Chart, visually reviewed for AGHV. · Selection Chart pages E-4–E-7

Specifications

Sizes & part numbers

ORDER NO.	FLUTES	Ø	FLUTE L	OAL	SHANK	COATING
AGHV3	4	3 mm	9	50	6	AlCr (AG)
AGHV4	4	4 mm	12	60	8	AlCr (AG)
AGHV5	4	5 mm	15	60	8	AlCr (AG)
AGHV6	4	6 mm	15	60	8	AlCr (AG)
AGHV7	4	7 mm	20	65	10	AlCr (AG)
AGHV8	4	8 mm	20	65	10	AlCr (AG)
AGHV9	4	9 mm	25	75	12	AlCr (AG)
AGHV10	4	10 mm	25	75	12	AlCr (AG)
AGHV11	4	11 mm	30	80	12	AlCr (AG)
AGHV12	4	12 mm	30	80	12	AlCr (AG)
AGHV13	4	13 mm	35	90	16	AlCr (AG)
AGHV14	4	14 mm	35	90	16	AlCr (AG)
AGHV15	4	15 mm	40	95	16	AlCr (AG)
AGHV16	4	16 mm	40	95	16	AlCr (AG)
AGHV17	4	17 mm	40	105	20	AlCr (AG)
AGHV18	4	18 mm	40	105	20	AlCr (AG)
AGHV19	4	19 mm	45	110	20	AlCr (AG)
AGHV20	4	20 mm	45	110	20	AlCr (AG)
AGHV21	4	21 mm	45	110	20	AlCr (AG)
AGHV22	4	22 mm	45	110	20	AlCr (AG)
AGHV23	4	23 mm	50	120	25	AlCr (AG)
AGHV24	4	24 mm	50	120	25	AlCr (AG)
AGHV25	4	25 mm	50	120	25	AlCr (AG)
AGHV26	4	26 mm	50	120	25	AlCr (AG)
AGHV27	4	27 mm	55	125	25	AlCr (AG)
AGHV28	6	28 mm	55	125	25	AlCr (AG)
AGHV29	6	29 mm	55	125	25	AlCr (AG)
AGHV30	6	30 mm	55	125	25	AlCr (AG)
AGHV32	6	32 mm	60	145	32	AlCr (AG)
AGHV35	6	35 mm	60	145	32	AlCr (AG)
AGHV40	6	40 mm	65	150	32	AlCr (AG)
AGHV45	6	45 mm	70	160	32	AlCr (AG)
AGHV45×42	6	45 mm	70	160	42	AlCr (AG)
AGHV50	6	50 mm	70	160	32	AlCr (AG)
AGHV50×42	6	50 mm	70	160	42	AlCr (AG)