SPEtool CNC tapered ball nose router bit, 0.5mm radius, 1/4-inch shank (product image)
SpeTool tapered ball-nose carving bit with a labeled dimension diagram.
Chart showing CNC machine types and sample materials for a SpeTool carving bit.
Tapered carving bit machining a wavy relief pattern in wood.
Close-up of a carving bit engraving lettering on a gold-colored round workpiece.
Carving bit engraving a SpeTool sign in wood.
SpeTool tapered carving bit with close-ups of its tip, flutes and shank.
SpeTool tapered carving bit with feature callouts beside the cutting flutes.
Examples of detailed wood relief carvings, including figures, an eagle and a woodland scene.
Four SpeTool tapered carving bits arranged upright in a row.

SpeTool W01006 CNC 2D and 3D Carving 4.82 Deg Tapered Angle Ball Nose 0.5mm Radius x 1/4" Shank x 1-1/4" Cutting Length x 3" Long 2 Flute SC TiAlN Coated Upcut Router Bit

SKU: R0.5-D1/4 FBA
$26.99 USD

Shipping calculated at checkout

2D & 3D Tapered Router Bits are perfect for intricate carving and detail work on CNC machines. With a strong tapered design and sharp cutting edges, they offer superior precision, durability, and smooth finishes—ideal for 3D contour carving, lettering, and V-bit engraving in wood, MDF, plastic, and more.

Excellent For Cutting:

● Acrylic●MDF/HDF●Aluminum●Silver

●Non-Ferrous Metals●Brass●Phenolics

●Bronze●Copper●Polyethylene Foam

●Gold●Sign Board●Fiberglass●Plywood

●Wood●Composite●Titanium alloy●PVC

TOOL SPECS: Solid carbide, up-cut spiral with 4.82 degrees, 0.5mm tip radius, 1/4" shank, 1-1/4" cutting length, and 3" overall length.

TiAlN Coating: Prevents excessive heat and oxidation, increases hardness and lubricity, resists wear, and extends the tool’s service life.
Number of Items:1
86 in stock
Quantity:
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Time to Taper into Perfection!

SpeTool tapered router bit held horizontally in a spindle

Your go-to bit for carving contours.
CARVING CNC 2D AND 3D CARVE ROUTER BITS

The secret weapon for 3D carving pros.

From fine lines to deep curves—flawless every time
2D/3D Carving Router Bits

Tapered for control. Engineered for art.

Similar Size

Part No.

Cutting Dia.
(D)

 Cutting Height
(B) 		a° Degree

(a°)

Tip Radius

(R)

Shank Dia.
(d)

Overall Length
(L)

Flute
(F)

 Coating Rec. RPM
W01001 0.5mm 15mm 5.12 0.25mm 1/8" 1-1/2" 2 TiAlN 18,000
W01002 1.0mm 15mm 4.16 0.50mm 1/8" 1-1/2" 2 TiAlN 18,000
W01003 1.5mm 15mm 3.20 0.75mm 1/8" 1-1/2" 2 TiAlN 18,000
W01004 2.0mm 15mm 2.24 1.00mm 1/8" 1-1/2" 2 TiAlN 18,000
W01005 0.5mm 1-1/4" 5.26 0.25mm 1/4" 3" 2 H-Si 18,000
W01006 1.0mm 1-1/4" 4.82 0.50mm 1/4" 3" 2 TiAlN 18,000
W01010 2.0mm 1-1/4" 3.92 1.00mm 1/4" 3" 2 TiAlN 18,000
W01012 3.0mm 1-1/4" 3.02 1.50mm 1/4" 3" 2 TiAlN 18,000
W01013 3.0mm 1-1/4" 3.02 1.50mm 1/4" 3" 2 H-Si 18,000
W01014 1/8" 1" 3.58 1/16" 1/4" 2-1/2" 2 ZrN 18,000
*W01015-SPE-X 1/16" 1" 5.38 1/32 1/4" 2-1/2" 2 TAC 18,000
W01015 1/16" 1" 5.38 1/32 1/4" 2-1/2" 2 ZrN 18,000
W01016 1/32" 1" 6.28 1/64 1/4" 2-1/2" 2 ZrN 18,000

*Customized sizes are acceptable

Frequently Asked Questions

Ideal for fine-detail 3D carving, tapered channels, molding toolpaths, sometimes replacing V-bits

Yes, they can sometimes replace V-bits in tasks like V‑Carve for smoother, rounded profiles.

Yes, many have used them at low RPMs (around 1800–4000 RPM) with coolant and proper holders to prevent burning or bit damage.

Users have noted roughness with certain tapered bits in such contexts—finish quality may vary.

The tapered shape ensures extra rigidity while allowing finer tip detail and better clearance in deep carvings.

They excel at creating smooth, curved surfaces—perfect for 3D sculptures, reliefs, molds, and signage.

A smaller stepover (e.g., ~10% of bit diameter) yields smoother finish but takes longer; larger stepover speeds up but may need post‑sanding.

They work on wood, MDF, plastics, foams—and, for coated bits, even certain metals.

Look for 2D/3D carving collections with varied taper angles and diameters for both profiling and detail work.

Use goggles, ear & dust masks; secure the workpiece; do dry runs to confirm paths before actual carve.
  • 5 stars: 14 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
B
BJ WoodWerks LLC
Best bang for your buck

I love these endmills, I am able to achieve great levels of detail while running very high speeds and feeds on my Shopsabre CNC. Definitely would recommend for any 3D work.

BJ WoodWerks LLC review photo BJ WoodWerks LLC review photo
W
William K.
Very clean cut for small details.

These cut very well in walnut, maple, mahogany and birch. Very good on the small details.

William K. review photo
B
Bob C.
This is a nice quality bit

I have been ordering this same size bit from another seller here on Amazon, and the difference is night and day. The bits from the other seller here lately are delivered already dull and I suspect those are used bits. The reason I state this is because there is absolutely no way those bits can be new, especially when compared to way the SpeTool bit cuts, I am currently using my CNC machine carving my 4th piece with the SpeTool Tapered Ball Nose End Mill and it is still super sharp. The other sellers bits are cutting for me like the ones I replace when they are dull, all kinds of wood "fuzzies" ay the edges of cuts. With this bit for SpeTool I am not getting any of those "fuzzies" even on my 4th carve, so I highly recommend this bit.

B
Brandon
Good price

Good price for a quality product. Running on my carve king.

W
Weneedmorecriticalthinkers
Works well for 3d cnc carvings

Good bit with good detail

M
MileHiDude
An amazing bit!

This bit serves as one of three of the best engraving bits in my arsenal. Ive broken a few engraving bits but not this one. It does an outstanding job in acrylic as well as aluminum and though there are better bits for wood, it works in MDF well. (Feeds and speeds being proper of course)

,
,Raymond
It has not disappointed

I have used this bit to cut and engrave Corian on a next wave hd520 cnc and it has performed well.
Sharp and still going after a weeks use.
This bit is strong and reliable

J
James T.
Fast shipping

Worked great on my he made router. Will buy again

R
Roman Burtyk
Stays sharp, use for CNC WORK

When you only have a 0.25 collet in your CNC, but need to get down to small diameter detail work, this taper bit is tough and gets the job done. I hate to have one of any tool so bought a second one after several months of constant use, just in case. Great workhorse bit.

B
Bestintexas
Super sharp and able to cut deep

I use this on my shapeoko and it cuts like a dream.

K
KmS
Great tool good value

Its a cutting tool. Sharp, straight, high quality. Easy on the wallet.

P
PaamyUrcid
does it's job

just as described, great handle... very sturdy

K
Kim Geisler
Great product

Exactly as described, sharp, works well, would buy again.

A
Alex
Highly recommend

Works good for fine engraving

SPEtool CNC tapered ball nose router bit, 0.5mm radius, 1/4-inch shank (product image)

SpeTool W01006 CNC 2D and 3D Carving 4.82 Deg Tapered Angle Ball Nose 0.5mm Radius x 1/4" Shank x 1-1/4" Cutting Length x 3" Long 2 Flute SC TiAlN Coated Upcut Router Bit

USD 26.99