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Solid Carbide · Flat-End Milling

超硬合金製角形エンドミル

Square end mills, also called flat end mills, produce flat-bottom pockets, slots and square shoulders in CNC milling. Compare 2-flute, 3-flute and 4-flute square end mill families by workpiece material, tool length and cutting geometry.

Select a standard tool family, then share the required diameter, flute length, shank size and overall length for a product recommendation.

2 / 3 / 4 フルートFlat-Bottom PocketsSlotting & Shoulder MillingSteel & Aluminum
SQUARE-END CUTTING GEOMETRY
Solid carbide square end mill with a flat cutting end
Square / Flat End MillFlat-end cutting profile
機械加工工程

Square End Mills for Slots, Pockets & Shoulders

Use flat-end geometry where the machining feature calls for a relatively flat bottom or a square shoulder.

01 / SLOTTING

Flat-Bottom Slot Milling

Machine slots and grooves while choosing flute count and chip space for the workpiece material and cutting engagement.

02 / POCKETING

Pocket Floor Machining

Produce flat pocket floors and side features; specify pocket depth, cutter diameter and chip removal conditions.

03 / SHOULDER MILLING

Square Shoulders & Profiles

Mill steps, side walls and shoulders where a square-end profile is required by the part geometry.

Geometry matters: For increased cutting-corner strength, review corner radius end mills. For curved 3D surfaces, compare ボールノーズエンドミル.
フルートの本数で選ぶ

2, 3 & 4 Flute Square End Mills

Flute count changes chip space and cutting-edge engagement. The appropriate choice depends on material, toolpath and machining conditions.

Chip clearance

2-Flute Square End Mills

Consider the HMQ-2E family where chip evacuation and a two-flute configuration suit the operation, including selected aluminum and general milling work.

View 2-Flute Tools →
Aluminum machining

3-Flute Square End Mills

Compare HAL, HAS and HAX aluminum families. E and U-groove variants are identified separately in the product range.

View 3-Flute Tools →
Steel & demanding materials

4-Flute Square End Mills

Compare HMQ, HMP, HMM, HMT, HMV, HMH, HMS and HMX by workpiece material and application requirements.

View 4-Flute Tools →

Higher flute count does not automatically mean higher performance. Use the selected tool family, material and cutting strategy to make the final choice.

Flat-End Product Families

Explore Square End Mill Series

Browse 2-, 3- and 4-flute product families and the standard, long and extra-long variants. Select a family for a suitable tool configuration and quote.

2-FLUTEPRODUCT FAMILY

HMQ-2E

経済的・スチール/アルミニウム

General 2-flute square-end geometry for steel and selected aluminum machining.

長さのバリエーション: 2E · 2EL · 2EX
Example order numberHMQ-2E-D6.0*15*d6*50L
3-FLUTEPRODUCT FAMILY

HAL-3E

経済的・アルミニウム

Three-flute flat-end cutter for aluminum slotting, side milling and pocketing.

長さのバリエーション: 3E · 3EL · 3EX
Example order numberHAL-3E-D6.0*18*d6*50L
3-FLUTEPRODUCT FAMILY

HAL-3U

経済的・アルミニウム

Three-flute U-groove flat-end variant for aluminum applications.

長さのバリエーション: 3U · 3UL · 3UX
3-FLUTEPRODUCT FAMILY

HAS-3E

高性能・アルミニウム

Three-flute flat-end family for aluminum machining operations.

長さのバリエーション: 3E · 3EL · 3EX
3-FLUTEPRODUCT FAMILY

HAS-3U

高性能・アルミニウム

Three-flute U-groove variant with chip-evacuation-focused design for aluminum.

長さのバリエーション: 3U · 3UL · 3UX
Example order numberHAS-3U-D6.0*18*d6*50L
3-FLUTEPRODUCT FAMILY

HAX-3E

High Precision · Aluminum

Three-flute flat-end family for aluminum jobs where part geometry and finish matter.

長さのバリエーション: 3E · 3EL · 3EX
Example order numberHAX-3E-D6.0*18*d6*50L
4-FLUTEPRODUCT FAMILY

HMQ-4E

経済的・スチール/アルミニウム

General four-flute square end mills for shallow slotting, shoulders and side milling.

長さのバリエーション: 4E · 4EL · 4EX
Example order numberHMQ-4E-D6.0*15*d6*50L
4-FLUTEPRODUCT FAMILY

HMP-4E

高性能・鋼/ステンレス

Four-flute flat-end family for steel and stainless steel machining.

長さのバリエーション: 4E · 4EL · 4EX
4-FLUTEPRODUCT FAMILY

HMM-4E

General Purpose · Multiple Materials

For carbon and alloy steels, stainless steel, cast iron, and hardened steel below HRC 40.

長さのバリエーション: 4E · 4EL · 4EX
Example order numberHMM-4E-D6.0*15*d6*50L
4-FLUTEPRODUCT FAMILY

HMT-4E

高効率・ステンレス/チタン

Square-end family intended for stainless steel and titanium alloy machining.

長さのバリエーション: 4E · 4EL · 4EX
4-FLUTEPRODUCT FAMILY

HMV-4E

高効率・スチール/ステンレス

Four-flute square-end family for steel and stainless steel applications.

長さのバリエーション: 4E · 4EL · 4EX
4-FLUTEPRODUCT FAMILY

HMH-4E

高速/高硬度

Four-flute family for high-speed and hard-material milling; confirm the tool grade and hardness.

長さのバリエーション: 4E · 4EL · 4EX
4-FLUTEPRODUCT FAMILY

HMS-4E

High-Temperature Alloys / Titanium

Square-end family intended for titanium alloys and high-temperature alloy machining.

長さのバリエーション: 4E · 4EL · 4EX
4-FLUTEPRODUCT FAMILY

HMX-4E

Super-High-Hardness Materials

Four-flute family for high-hardness machining; application limits require verification.

長さのバリエーション: 4E · 4EL · 4EX

14 product families

ワーク材質

Choose a Square End Mill by Material

Select the material group first, then confirm cutter diameter, flute length and machining operation for the specific tool.

NON-FERROUS

アルミニウム合金

HAL-3E / HAL-3U · HAS-3E / HAS-3U · HAX-3E

Economical, high-performance and high-precision aluminum families. Compare the flat-end and U-groove options.

End Mills for Aluminum →
STEEL / STAINLESS

Steel & Stainless Steel

HMP-4E · HMV-4E

Choose the series according to steel grade, cutting engagement and finish requirements.

Stainless Steel Milling →
GENERAL PURPOSE

Multi-Material Machining

HMM-4E

For carbon steel, alloy steel, stainless steel, cast iron and hardened steel below HRC 40.

Explore Four-Flute Series →
HARD MATERIALS

高硬度鋼

HMH-4E · HMX-4E

Compare high-hardness and super-high-hardness series. Confirm workpiece HRC and model-specific limits.

Hardened Steel Milling →
DIFFICULT MATERIALS

チタン/耐熱合金

HMT-4E · HMS-4E

Review application-specific choices for titanium and high-temperature alloys, including tool overhang and heat management.

Titanium & Heat-Resistant Alloys →
GENERAL OPTIONS

Economical Square-End Tools

HMQ-2E · HMQ-4E

Two- and four-flute economical options for steel and selected aluminum machining operations.

Compare 2-Flute Options →
Tool Specifications

Square End Mill Dimensions: D, d, H & L

Check tool dimensions before ordering. The end geometry is square, while diameter, flute length and overall length vary by item.

Square end mill dimension drawing showing cutting diameter D, shank diameter d, cutting length H and overall length L
Square end mill dimension drawing: D, d, H and L.

Reading a Square-End Tool Drawing

D
切断直径

Tool diameter at the cutting edge; determines the nominal cutter size.

d
シャンク径

Diameter held in the toolholder. It may differ from D.

H
Cutting Length / LOC

Flute length from the tool specifications; not automatically the maximum usable depth.

L
Overall Length / OAL

Total tool length, not the usable machining reach.

Specify material, flute count, D, d, H and L when requesting dimensions or a quotation.
Tool Length Selection

Standard, Long & Extra-Long Square End Mills

Check the order number and full tool dimensions when choosing the tool length needed for your operation.

E / 3E / 4E

標準長さ

Use the normal length option where toolholding clearance and required cutting length allow.

EL / 3EL / 4EL / UL

Long Variant

Review cutting length and overall length together. The suffix alone does not define usable reach.

EX / 3EX / 4EX / UX

Extra-Long Variant

Verify overhang, machine rigidity and chip removal, especially when machining deeper features.

選定に関する注記: cutting length (H), overall length (L), shank diameter (d) and actual usable overhang are different parameters. Share a drawing for tight-clearance or deep-cavity applications.
お見積りのお申し込み

Request Square End Mill Pricing & Specifications

Send your flat-end milling requirements for a tool recommendation and quotation.

  • Product family or order number, if known
  • Cutting diameter D, shank diameter d, cutting length H and overall length L
  • 被加工物の材質、硬度および加工工程
  • Quantity and drawing or sample if available

価格・仕様のお問い合わせ

可能であれば、モデル名、用途、数量をご記入ください。.

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