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EANOSIC Downcut Spiral Router Bit Extra Long (4 inch) with 1/2 Inch Shank, 1/2 Inch Cutting Diameter Solid Carbide CNC End Mill Bits for Wood Carving, Plunge Cut (3-Flute)

Based on 330 reviews
Condition: New
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$62.99

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Availability: Only 5 left in stock, order soon!
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Arrives Thursday, Oct 29
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At a glance

Condition
New
Style
Pack of 1
Pattern
DOWN CUT
Size
1/2" Dia - 2" CL -1/2" Shank
Model
E217
Weight
0.16 kg
Material
Carbide
In the box
1 PCS Downcut Spiral Router Bit

Features 5

  • Extra long downcut spiral router bit with 1/2 inch shank and 1/2 inch cutting diameter, 2 inch cutting length, 4 inch for total length
  • Solid Carbide & Blue Nano nACo Coating: The down-cut spiral router bit is made of solid carbide. And Nano Blue Coating with high hardness and heat resistance enables the tool's cutting edge to retain crucial sharpness and lubricity. This provides longevity and produces cutting results of the highest quality. Clean surface, neat, no glitches. Up to 2.5X longer life compared to uncoated bits.
  • CNC Spiral bits used for side milling, end milling, finish machining, etc. End Mill Bits can smoothly downcut groove and slots, mortises, cycles and dados with clean edge and top, better than straight bits.
  • The CNC End Mill Router Bits apply to various wood: such as Plywood, OAK, MDF, and any hardwood working and Long service life for sharp. And also for carbon steel, soft alloy steel, tool steel, cast iron, aluminum alloy.

Description

EANOSIC 3-Flute Solid Carbide Downcut Spiral Router Bit with 1/2-Inch shank, 1/2-Inch cutting diameter, 2 inch cutting length, Extra Long 4 inch for total length -Industrial quality control to ensure best performance -Spiral router bit used for smoothly downcut mortise and tenons, grooving, slotting or routing deep blind holes. It performs faster cutting while pulling the chips up. Plunge cut leave with CLEAN EDGE and TOP SURFACE. - HIGH PROCESSING EFFICIENCY: The edge of 3 flutes end mill bits is HARD and SHARP, process the heat treatment materials under 32°with high speed, reduce changing times and improve the production efficiency. - STRONG and DURABLE:The spiral end mill bits are made from Ultra-fine carbide, with high bending resistance and abrasion resistance, exclusive to HIGH HARDNESS, HIGH SPEED CUTTING applications. - CUTTING EDGE DESIGN: The bottom of spiral router bit is u-shaped groove design, large front angle effectively reduces cutting resistance. Large chip flute design for smoother chip removal. sharp and durable, convenient for chip removal. About The Blue nAco Coating - Nano blue coating Series Router Bits utilizes a special unique carbide with composite coating for a longer lifetime (up to 2.5X longer life compared to uncoated bits) in modern materials. - Nano blue coating enables the tool's cutting edge to retain crucial sharpness and lubricity. This provides longevity and produces cutting results of the highest quality. - Coating prevents high heat and oxidation which is detrimental to cutting tool performance. Specifications: Flute: 3 Cutting Diameter: 1/2" Cutting Length: 2" Shank Diameter: 1/2" Full Length: 4" Material: Solid Carbide Package Contents: 1 Down Cut Spiral Bit

Specs 16

Size 1/2" Dia - 2" CL -1/2" Shank
Material Carbide
Brand EANOSIC
Cutting Length 2 inches
Item Weight 0.16 kg
Size Name 1/2" Dia - 2" CL -1/2" Shank
Cutting Diameter 0.5 inches
Item Diameter 0.5 inches

Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Oct 29

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


Good bit
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/8" Dia - 1" CL -1/4" Shank
The bit is working well. Will buy again
Reviewed in the United States on July 2, 2026 by Tory L Kaufman

Clean Cuts and Long‑Lasting Quality
Style: Pack of 5 Pattern Name: DOWN CUT Size: 1/4" Dia - 1" CL -1/4" Shank
These EANOSIC downcut spiral bits are excellent for precision work. The 1/4" shank and 1/4" cutting diameter make them versatile for most routers, and the solid carbide construction ensures durability and sharpness even after repeated use. The downcut design produces clean edges with minimal tear‑out, especially on plywood and laminates, leaving a smooth finish that requires little sanding. They run true with no wobble, and the 5‑piece pack is great value—perfect for keeping backups on hand. Overall, these bits deliver professional‑grade results and are a reliable choice for woodworking projects. ... show more
Reviewed in the United States on November 18, 2025 by Mike Howell

Affordable and did an excellent job
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/4" Dia - 1" CL -1/4" Shank
PROS: o Affordable CONS: o None WOULD I RECOMMEND THIS TO A FRIEND: Yes Wanted to cut dados in red oak side uprights for the shelves of a bookshelf my wife wanted me to build. Since this is likely to be the only time I will use this bit, I didn't want to spend a ton of money on it. Reviews seemed decent, so I ordered one. Worked great, clean cuts, very satisfied. ... show more
Reviewed in the United States on July 8, 2025 by Walt

Great performance for the price
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/4" Dia - 1" CL -1/4" Shank
I use this in my SainSmart 4040-Pro with the Genmitsu 710W 65mm Compact Router. Cuts great and hogs out a lot of material per pass. It's cheaper than a lot of other bits and I'm very happy with the performance.
Reviewed in the United States on January 9, 2026 by Scott Newman

Extra long
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/4" Dia - 2" CL -1/4" Shank
The best thing about this bit is that it's extra long, so it can cut thicker wood than your typical bit with an inch or so of cutting length. Naturally, you're not limited to using this with a CNC machine, but can also use this with router tables or handheld routers. I actually think this does better with handheld routers because it's downcut, and most times with those you're cutting from the face of the wood, so you want the top edge to be as clean as possible. I like the bit and find it useful for thick wood, which it does a good job with, just take it slow. ... show more
Reviewed in the United States on January 4, 2025 by Milo

This bit is a BEAST!
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/2" Dia - 2" CL -1/2" Shank
I recently purchased the half-inch down-cut router bit for my woodworking projects, and I must say, I am thoroughly impressed with its performance. As an amateur, I have limited experience with different router bits, but this one definitely stands out. The down-cut design ensures that the cut is clean and precise, leaving minimal tear-out on the surface of the wood. This is especially important for me as I often work with designs that require a lot of attention to detail. The half-inch size is perfect for cutting dados, grooves, and rabbets. The bit just powered through my kiln-dried Red Oak. I have now used it multiple times, and it still works just as well as it did when I first bought it. I highly recommend the half-inch down-cut router bit to any hobbyist or professional woodworker looking for a reliable tool. It has exceeded my expectations, and I am confident that it will do the same for anyone who uses it. ... show more
Reviewed in the United States on April 5, 2023 by Melmom

Cuts as good as it looks. Lol
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/4" Dia - 1" CL -1/4" Shank
Cuts well and has a decent length as well.
Reviewed in the United States on April 1, 2026 by Timothy Kowalik

Would buy again
Style: Pack of 1 Pattern Name: DOWN CUT Size: 1/4" Dia - 1" CL -1/4" Shank
Purchased this bit for a new CNC machine to use on hardwood. Seems to be up to the challenge. Would buy again.
Reviewed in the United States on December 9, 2025 by Jesse
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