Top 4 flute Roughing End Mill Reviews

AUTOTOOLHOME 3/8' Carbide Square End Mill for Micro Grain Carbide Milling Cutter for Alloy Steel Hardened Steels 4 Flutes HRC50 (1, 3/8 in)

• AUTOTOOLHOME 600 Nano carbide end mill tools excel at working carbon steels (~HB225), alloy steels (HB225~325), pre-hardened steels (up to HRC45), hardened Steels (HRC40~45), cast iron.
• Carbide milling bits Diameter: 3/8'', Shank Diameter: 3/8'', Flute length: 1'', Overall Length: 2-1/2", 4 Flutes.
• This 1/4 inch square drill bit,highly optimized carbide material and coating pairing means superior wear and chipping resistance in your cutting applications.
• End Mill spiral router bits are used for side milling, end milling, finish machining, etc..
• Unequal flute spacing and irregular helix flutes ensures stable machining of difficult-to-cut materials and higher efficiency,Vibration absorption provides stability, high efficiency finishing and improved chip disposal.

OSCARBIDE Carbide Inserts APKT1604 TiAlN Coated Indexable Milling Inserts APKT Style,10 Piece/Box

• APKT 1604 carbide turning inserts,85 degrees parallelogram,Relief Angle 11 degrees,nose radius 1/32"..
• Made of Tungsten Carbide,TiAlN Coated ,the cutting speed are 4-7 time faster than generic steel,and Sharpened on a diamond wheel to make it longer tool life, providing you a better experience and durable use and Better cut.
• Designed for cast iron and non-ferrous materials,good for both finishing and roughing.
• Used for indexable face mill and end mill,Performing square milling and side milling,ramping milling, helical milling, slotting milling, plunging milling..
• These Insert fit for our Carbide Indexable End Mills and other same size indexable end mills, please search B07SG8JKDS or B099WPXW29 to buy this indexable end mills.

ACCUCUT I2DMS 2 Flute 3/8 Carbide End Mill Multi-Function for Deburring Spotting Chamfering & Side Milling 90 Degree bits AlTiN Coating

• ...liability in dry operations, heat resistance, hard machining, and the resistance can be reduced..
• Versatile Design: This end mill is designed for multiple purposes, such as chamfering, spotting, deburring and side milling. The chamfer degree is 45 per side..
• 35° Helix: 2 flute and 35 degree helix design is ideal for roughing application because of its greater strength and capability to carry a larger chip load..

End Mill Bits, HSS CNC End Mill Cutter for Wood, Aluminum, Steel, Titanium, Straight 4 Flute Mill Bit Set of 6（3mm,4mm,6mm,8mm,10mm,12mm）

• 1.Four flutes produce a better finish than fewer flutes..
• 3.One Set of end mill bits Including: 6 Different kinds of Size end mills to meet your need, 3mm, 4mm,6mm, 8mm,10mm,12mm.
• 4.Hardness of metal for above HRC 45 degrees,with high bending resistance and abrasion resistance, exclusive to HIGH HARDNESS, HIGH SPEED CUTTING applications..
• 5.End mill bits are suitable for side milling, end milling, finish machining, etc. Apply to carbon steel, alloy steel, die steel, tool steel, cast iron, titanium, aluminum, etc..

Kodiak Cutting Tools KCT137718 USA Made Premium Carbide End Mill, Extra Long, 4 Flute, 5/16\ Shank, 4\ Overall Length, 1-5/8\ Length of Cut, 5/16\ Diameter

• Premium Sub-Micrograin Carbide End Mill Made In the USA.
• 1-5/8" Flute Length (Length of Cut), 30 Degree Helix.
• 4" Overall Length Center Cutting Carbide Endmill.

CNC End Mill Set, Carbide Tungsten Steel 4 Fultes Milling Cutter, Router Bits Rotary Bits Tool Straight Shank 2-12mm 8pcs

• 2-12mm End Mill Set: This end mill set includes 8 diameter sizes of 2mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, satisfy your different needs..
• Material: Tungsten steel Carbide has the advantages of high hardness, wear resistance, toughness and corrosion resistance. It also has stronger heat resistance than HSS, so it can maintain hardness even at high temperature. Tungsten steel is mainly composed of tungsten carbide and cobalt, accounting for 99% of all components. Tungsten steel is also called cemented carbide and is considered to be the teeth of modern industry..
• Detail design: High-precision cutting edge with suitable negative forefoot design, taking into account the strength and sharpness of the cutting edge. At the same time, the large core diameter is used to enhance the rigidity of the tool and make the cutting and chip removal stable..
• Wide Application CNC End Mill：It can be used on many fields, such as metal processing, CNC machining and engineering using. Large chip flute design for smoother chip removal, making the workpiece smoother and brighter..
• Package Included：8 x 4 Flutes End Mill Cutter.

Genmitsu 6pcs 3-Flute Square End Mill for Aluminum Applications, Nano Blue Coat CNC Router Bits, High Feed U-Type Design, for Roughing and Finishing, 1/4’’ Shank, SN06A

• ... Cost-Effective: Coming with 6pcs of the 3-Flute Square End Mill, Shank Diameter: 1/4’’ (6.35mm), Cutting Diameter: 5mm/6mm , Cutting Length: 15mm/20mm, Overall Length: 50mm/55mm..
• Versatile: Surface finishes are greatly improved no matter if you are roughing or finishing due to effective chip removal.
• Cut faster thanks to superior Material Removal Rate (MRR) especially when slotting..
• Applicable Materials: High feed U-type design makes these cutters ideal for working with aluminum and copper alloy.
• Attain excellent production rates thanks to the strong tooth with double relief angles..
• Wide Compatibility: Genmitsu SN06A Square End Mills are compatible with most desktop CNC machines, such as the Genmitsu 3018 Series, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device..

Shars M42 Cobalt Corner Rounding End Mill Set 8 PCS 1/16\-3/8\ 404-5840 M{

Kaka Industrial TX-X3 Φ4-Φ14 mm Drill Bits Sharpener and Grinder 6 Collects End Mill Re-Sharpener Portable Grinding Sharpening Machine CNC Router Bit Sharpener with Adjustable Angle

• Portable idiot end mill sharpener can grind 2-flute, 3-flute, 4-flute end mill..
• Grinding is accurate and rapid, easy operation with no skill to grind..
• It can be equipped directly with an accurate angle and long service life. Standard with SDC grinding wheel for the Carbide material, Optional CBN grinding wheel for the HSS material..

SpeTool 5PCS Ball Nose End Mill Cutter CNC Router Bits Double Flute HRC55 Spiral Milling Tool 1/4 Inch Shank 2-1/2 Inch Length OVL

• 5PCS Solid Carbide Ball Nose Router Bit with 1/4 inch Shank and 1/8 inch Cutting Radius, 3/4 inch Cutting Length, 2-1/2 inch for Total Length.
• The End Mill Round Top with 2-Flute, Material: HRC55 Carbide with TiAlN Coated.
• For CNC,Engraving Machine.Carbon Steel, Mould Steel, Inconel, Stainless Steel, Titanium Alloy etc.
• The Ball Nose End Mill Suit for CNC Machine, Router and Makita, Bosch, and Any Brand Plunge Router with 1/4" Collet.
• End Mill Bits are Suitable for Side Milling, End Milling, Finish Machining, etc..

AUTOTOOLHOME 3/16' Carbide Square End Mill for Micro Grain Carbide Milling Cutter for Alloy Steel Hardened Steels 4 Flutes HRC50 (1, 3/16 in)

• AUTOTOOLHOME 600 Nano carbide end mill tools excel at working carbon steels (~HB225), alloy steels (HB225~325), pre-hardened steels (up to HRC45), hardened Steels (HRC40~45), cast iron.
• HIGH PERFORMANCE FOR HARD MATERIALS - Cutter is made of Micro Grain Carbide that is very tough, resists wear and offers high cutting performance.
• Carbide milling bits Diameter: 3/16'', Shank Diameter: 3/16'', Flute length: 5/8'', Overall Length: 2", 4 Flutes.
• This 3/16 inch square drill bit,highly optimized carbide material and coating pairing means superior wear and chipping resistance in your cutting applications.
• End Mill router bits are used for side milling, end milling, finish machining, etc..

uxcell a11103100ux0074 5/16\ x 5/16\ Straight Shank 4 Flute Endmill Milling Cutter

• Package Content : 1 x Straight Shank End Mill.

SpeTool 5PCS 12401 4 Flutes Carbide CNC End Mill, Square Nose 1/4 inch Shank, 2-1/2 inch Long Overall, Titian Coated for Metal Mill

• Solid Carbide Spiral Router Bit with 1/4 inch Shank and 1/4 inch Cutting Diameter, 3/4 inch Cutting Length, 2-1/2 inch for Total Length.
• The End Mill With Flat Top, 4-Flute, For Finishing, Material: HRC55 Carbide with TiAlN Coated.
• For CNC,Engraving Machine.Carbon Steel, Mould Steel, Inconel, Stainless Steel, Titanium Alloy etc.
• The Route Bit Suit for CNC Router and Makita, Bosch, and Any Brand Plunge Router with 1/4" Collet.
• End Mill Bits are Suitable for Side Milling, End Milling, Finish Machining, etc..