Best Bosch Router Spiral Bits in 2026

Daisy
Last Updated: Feb 9, 2026

At a Glance: Our Top Picks for Bosch Router Spiral Bits

SpeTool Upcut Spiral Router Bits Extra Long (4 inch) with 1/2 Inch Shank , 1/2 Cutting Diameter Solid Carbide CNC Router Bits End Mill for Wood Mortises and Cutting Dadoes Carving
#TOP1
Spetool Upcut Spiral Router Bits Extra Long (4
9.8
PM SCORE
SpeTool Tapered Ball Nose Router Bit 1/4" X 3" with 1.0mm Tip Diameter(0.5mm Radius) Ball Nose End Mill 4.82Deg for CNC Machine Engraving Carving Bits Woodworking H-Si Coated
#TOP2
Spetool Tapered Ball Nose Router Bit 1/4" X
9.7
PM SCORE
SpeTool 5Pcs Spiral Router Bits UpCut 1/4 inch Cutting Diameter 1/4 inch Shank HRC55 Solid Carbide CNC End Mill for Woodwork Mortise Slot Carving Engraver
#TOP3
Spetool 5Pcs Spiral Router Bits Upcut 1/4 Inch
9.7
PM SCORE

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Summary of the Best Bosch Router Spiral Bits of 2026

Market Overview
Bosch Router Spiral Bits Reviewed
  • Reviews Analyzed: 12169 Items
  • PM Avg. Rating: 8.0 / 10
59 Products Evaluated
  • Highest Price: $86.99
  • Lowest Price: $14.49
  • Avg. Price: $35.07

Spetool Upcut Spiral Router Bits Extra Long (4 Inch) With 1/2 Inch Shank , 1/2 Cutting Diameter Solid Carbide Cnc Router Bits End Mill For Wood Mortises And Cutting Dadoes Carving

SPETOOL
SPL-D1/2-1/2-U
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide spiral upcut router bits with 1/2inch shank and 1/2inch cutting diameter, 2 inch cutting length, 4 inch for total length

The CNC Router Bits is suitable for Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly upcut groove and slots, Mortises, Cycles and dados with clean edge and bottom, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/2” collet

The router bits 1/2 shank made of industrial grade premium carbide with high wear resistance and has long service life to ensure best performance

#TOP2

Spetool Tapered Ball Nose Router Bit 1/4" X 3" With 1.0Mm Tip Diameter(0.5Mm Radius) Ball Nose End Mill 4.82Deg For Cnc Machine Engraving Carving Bits Woodworking H-Si Coated

SPETOOL
R0.5-D1/4-G
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Tapered angle Ball Nose End Mill / Cone Cutters

1/4Inch Shank Diameter, 2 Flutes, H-Si Coated

Tip Diamter: 1.0mm, Radius: 0.5mm, Flute Length:1-1/4Inch, Overall Length: 3Inch, Single Side Angel: 4.82Deg

For CNC,Engraving machine, X Carving plywood, hardwood, acrylic, MDF etc

Suitable Material: 55HRC, Long service life, Decreasing the times of changing cutters,Saving production time

Spetool 5Pcs Spiral Router Bits Upcut 1/4 Inch Cutting Diameter 1/4 Inch Shank Hrc55 Solid Carbide Cnc End Mill For Woodwork Mortise Slot Carving Engraver

SPETOOL
W04005
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.83

Features

Solid Carbide spiral router bit with 1/4inch shank and 1/4inch cutting diameter, 1 inch cutting length, 2-1/2 inch for total length

The CNC End Mill For Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly upcut groove and slots, Plunge Mortises, Cycles and dados with clean edge and bottom, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/4” collet

Industrial quality control to ensure best performance

#TOP4

Spetool Carbide Ball Nose Router Bit 2.0Mm Diamter Tip (1.0Mm Radius) Woodwork Metal Cnc Engrave Carving Machine Tools 1/4 Shank Tialn Coat

SPETOOL
R1.0-D1/4 FBA
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid carbide spiral ball nose tapered router bit

2 flute, 1/4" shank, 1-1/4" cutting length, 2.0mm tip diameter, 3.92Deg, TiAlN coating, 55HRC

Mostly used for 2D/3D engraving work, detail carving

The cnc router bit suit for wood like Plywood, OAK, MDF, and metail like alloy copper, have long service life for sharp

This route bit suit for CNC router and and any brand plunge router with 1/4" collet

Spetool 2Pcs Upcut Spiral Router Bits 1/2 Shank With 1/2 Inch Cutting Diameter, Solid Carbide Cnc Wood Mortise Router Bit Set

SPETOOL
SP-D1/2-1/2-U
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide up cut spiral router bit with 1/2inch shank and 1/2inch cutting diameter, 1-1/4 inch cutting length, 3 inch for total length

The CNC End Mill For Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly upcut groove and slots, Mortises, Cycles and dados with clean edge and bottom, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/2” collet

Industrial quality control to ensure best performance

Spetool Cnc Spiral Router Bits With Up Cut 1/8 Inch Cutting Diameter, 1/4 Inch Shank Hrc55 Solid Carbide End Mill For Wood Cut, Carving

SPETOOL
SP-D1/4-1/8-U
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide spiral router bit with 1/4inch shank and 1/8inch cutting diameter, 1/2 inch cutting length, 2 inch for total length

For Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly upcut groove and slots, Mortises, Cycles and dados leave with clean edge and top surface, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/4” collet

Industrial quality control to ensure best performance

Spetool Single Flute (O Flute) Spiral End Mill Aluminum Cutter Carbide Router 1 Inch Cutting Length With 1/4Inch Shank For Aluminum Acrylic Pvc Mdf Plastic

SPETOOL
SP1F-D1/4
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.83

Features

Solid Carbide Spiral Router Bit with 1/4inch Shank and 1/4 inch Cutting Diameter, 1 inch Cutting Length, 2-1/2 inch for Total Length

Up Cut, Flat Top with Single Flute, Material: HRC55 Tungsten Carbide

Used for Carving, Cutting, Slotting, Milling, Hollow Cutting in Materials Like Hardwood, Medium Density Board, Nylon, Resin, ABS, Acrylic, PVC, MDF, etc

The Design of Single Flute, Larger Spiral Chip Space and Mirror Polishing of CNC Router Bit Makes Non-stick Crumbs, Smooth Cutting and Fast Chip-removal

There are 1 Pieces of CNC Router Bit In One Package, Coming with Storage Case

Spetool Spiral Router Bits With Upcut 3/8 Inch Cutting Diameter, 1/2 Inch Shank Hrc55 Solid Carbide Cnc End Mill For Wood Small Cut, Carving

SPETOOL
SP-3/8-1/2-U
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide spiral router bit with 1/2inch shank and 3/8inch cutting diameter, 5/4 inch cutting length, 3 inch for total length

The CNC End Mill For Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly downcut groove and slots, Mortises, Cycles and dados leave with clean edge and top surface, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/2” collet

Industrial quality control to ensure best performance

Spetool Extra Long Cnc Spiral Router Bits With Up Cut 1/8 Inch Cutting Diameter, 1/4 Inch Shank 3 Inch Extra Long Hrc55 Solid Carbide End Mill For Wood Cut, Carving

SPETOOL
W04017
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide spiral router bit with 1/4inch shank and 1/8inch cutting diameter, 1 inch cutting length, 3 inch for total length

For Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly upcut groove and slots, Mortises, Cycles and dados leave with clean edge and top surface, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/4” collet

Industrial quality control to ensure best performance

Spetool Down Cut Spiral Router Bit 1/16 Inch Cutting Diameter With 1/4 Inch Shank End Mill For Woodwork Cnc Machine Tools

SPETOOL
SP-D1/4-1/16-D-FBA
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide spiral Downcut router bit with 1/4inch shank and 1/16inch cutting diameter, 1/2 inch cutting length, 2 inch for total length

The CNC End Mill For Plywood, OAK, MDF, and any hardwood working and Long service life for sharp

Spiral bits used for smoothly downcut groove and slots, Mortises, Cycles and dados leave with clean edge and top surface, better than straight bits

The route bit suit for CNC router and Makita, Bosch, and any brand plunge router with 1/4” collet

Industrial quality control to ensure best performance

Spetool 1/4 Shank Carbide End Mill For Aluminum Cut (3 Flutes, 3.5 Inch Long) Non-Ferrous Metal Upcut Cnc Spiral Router Bit

SPETOOL
AU3EL-D1/4
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide Spiral Router Bit with 1/4 inch Shank and 1/4 inch Cutting Diameter, 1-1/2 inch Cutting Length, 3-1/2 inch for Total Length

The Route Bits With Flat Top, 3-Flute, Upcut For Easy Chip Removal And Perfect Surface Finish. Clockwise Motion for Machining.

For Aluminum 6061,7075 etc. Non-ferrous Metal, Plywood, OAK, MDF, and Any Hardwood Working and Long service life for sharp

The Carbide EndMill 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.

Spetool O Flute Upcut 1/8" X 1/2" Carbide End Mill Single Flute Spiral Cnc Router Bit Aluminum Acrylic Woodworking Cutte

SPETOOL
SP1FS-D1/8
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

SPECIFICATION. 1/2" cutting length; 1/8" cutting diameter; 1/4" shank; 2" overall length, can be used on routers with 1/4" collect;

UNIQUE DESIGN. O-Flute design spiral router bit ensures efficient chip removal, reducing clogging, providing smooth cutting performance, and extending tool life;

APPLICABLE MATIARIALS. Suitable for a variety of materials, acrylic, plastic, aluminum, copper, and wood;

WIDE APPLICATION. Perfect for CNC routing, hobbyist projects, and sign making with plastic and non-ferrous materials.

DURABLE AND PRECISE. Single flute router bits, high-quality construction ensures durability and precision, allowing for consistent and accurate cuts.

SPETOOL SERVICE. Good quality, cost-effective, efficient after-sales service, etc.

Spetool 3 Flute Carbide End Mill For Aluminum Cut Non-Ferrous Metal Upcut Cnc Spiral Router Bit, 3/8In Shank, Extra Long 3.5 Inch

SPETOOL
AU3E-D1/4
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Solid Carbide Spiral Router Bit with 3/8 inch Shank and 3/8 inch Cutting Diameter, 1-1/2 inch Cutting Length, 3-1/2 inch for Total Length

The Route Bits With Flat Top, 3-Flute, Upcut For Easy Chip Removal And Perfect Surface Finish. Clockwise Motion for Machining.

For Aluminum 6061,7075 etc. Non-ferrous Metal, Plywood, OAK, MDF, and Any Hardwood Working and Long service life for sharp

The Carbide EndMill Suit for CNC Router and Makita, Bosch, and Any Brand Plunge Router with 3/8" Collet

End Mill Bits are Suitable for Side Milling, End Milling, Finish Machining, etc.

Spetool Top Bearing Compression Flush Trim Router Bit With 1/4" Shank 1/2" Cutting Diameter, Up And Down Spiral Template Pattern Router Bit For Woodworking Trimming

SPETOOL
WTBUD2F-D1/2"-H1/4"
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

Unique Design: The Ultra-Performance pattern router bit design with top bearing, Compression cut prevents fraying and splintering,left perfect edges

Industrial Quality: The flush cut router bit is made of premium carbide according to stringent Industrial grade quality standards provide tough, resists wear and high cutting performance.

Sharp Efficient: The template router bit is sharper and stay sharp longer than conventional flush-trim router bits. Provide better chip evacuation, less heat buildup, and cleaner edges.

Wide Application: This flush trim bit can be used for any flush trim situation and is an excellent choice for pattern or template work.

Applicable Equipment and Materials: The spiral compression flush trim router bits is perfect for trimming Particle board, Chipboard, MDF, Density board, Melamine board, Veneer plywood(Laminate) and Solid wood. It can be used with table mount and handheld router with 1/4" collet.

Spetool Compression (Up&Down) Spiral Flush Trim Router Bit Solid Carbide 1-1/8 Inch Cutting Length 1/4 Inchs Shank With Bottom Bearing Pattern Router Bit For Woodwoking

SPETOOL
SPTL-D1/4-TAC
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeTool 9.82

Features

SPECIFICATION. Compression flush trim Router Bits 1-1/8" cutting length; 1/4" cutting diameter; 1/4" shank; 3" overall length, can be used on routers with 1/4" collect

COATING. The new coating provide up to 2.5 times life than the uncoated.

SHARP EFFICIENT. The flush-trim spiral router bits is sharper and stay sharp longer than conventional flush-trim router bits.provide better chip evacuation, less heat buildup, and cleaner edges

SMOOTH STABLE. The router bearing bit uses a double ball bearing pilot at the tip to run against your project template ensure smooth running

WIDE APPLICATION. This flush trim bit can be used for any flush trim situation and is an excellent choice for pattern or template work

COMPATIBILITY. The spiral flush trim Router Bits is perfect for soft woods, hard woods, Plywood, laminate, OAK, MDF and any hardwood working. It can be used with table mount and handheld router with 1/4" collet

Top 10 router spiral bits Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Spetool 59

Top 10 router spiral bits Brands Pie Chart


We've carried out a comprehensive analysis of 12,169 reviews on router spiral bits, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select router spiral bits priced around $35.07, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 15 router spiral bits for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right bits Products based on their needs, saving them considerable time when choosing which router spiral bits to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.