Search  for anything...
EANOSIC

EANOSIC Downcut Spiral Router Bits 1/4 inch Shank, 1/4 inch Cutting Diameter Solid Carbide with Nano Blue Coating CNC Router Bits End Mill for Wood Cut, Carving

  • Based on 317 reviews
Condition: New
Checking for the best price...
$20.99 Why this price?
Save $6.00 was $26.99

Buy Now, Pay Later

As low as $5 / mo
  • – 4-month term
  • – No impact on credit to apply
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Zip, Apple Pay, and Google Pay. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

FREE 30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

Availability: Only 10 left in stock, order soon!
Fulfilled by Amazon
Arrives Saturday, Aug 29
Order within 10 hours and 45 minutes
Available payment plans shown during checkout
Protection Plan Protect Your Purchase
Checking for protection plans...

Recently Viewed

Style: Pack of 1


Pattern Name: DOWN CUT


Size: 1/4" Dia - 1" CL -1/4" Shank


Features

  • Downcut spiral router bit with 1/4 inch shank and 1/4 inch cutting diameter, 1 inch cutting length, 2-1/2 inch for total length
  • SOLID CARBIDE AND NANO BLUE COATED: 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.
  • The spiral router bit suit for CNC router and any plunge routers with 1/4" collet.

Description

About The Blue Coating - Blue nano 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. - Blue nano 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. 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 edge of 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. Industrial quality control to ensure best performance. The Blue Nano nACo Coating with High Hardness and Heat Resistance.

Size: 1/4" Dia - 1" CL -1/4" Shank


Material: Carbide


Brand: EANOSIC


Cutting Length: 1 Inches


Cut Type: Down-Cut


Size Name: 1/4" Dia - 1" CL -1/4" Shank


Cutting Length: 1 Inches


Cutting Diameter: 0.25 Inches


Item Diameter: 0.25 Inches


Cut Type: Down-Cut


Number of Flutes: 2


Material Type: Carbide


Brand Name: EANOSIC


Model: E203


Part Number: E203


Manufacturer: EANOSIC


Unit Count: 1.0 Count


Included Components: 1 PCS Down Cut Spiral Router Bit


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Aug 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.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • Zip Pay in 4
  • Financing through Apple Pay
  • Financing through Google Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Similar Products

Top Amazon Reviews

    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...