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 (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, 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

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