Best 4 flute Roughing End Mill

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..