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BINSTAK

CNC Spoilboard Surfacing Router Bit 1/4 Inch Shank, Extra Large 1-1/2 Inch Cutting Diameter, Slab Flattening Router Bit Planing Bit Wood Planing Bit Dado Planer Bit(Carbide-4 Wings)

Name: CNC Spoilboard Surfacing Router Bit 1/4 Inch Shank, Extra Large 1-1/2 Inch Cutting Diameter, Slab Flattening Router Bit Planing Bit Wood Planing Bit
Brand: BINSTAK
SKU: B0C5XJ122D
Price: 19.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$19.99

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View Current Price on Amazon → Compare to similar displays & upscalers

*Price sourced from Amazon.com. Last updated 2026-08-22. Price and availability subject to change.

Bottom line: The CNC Spoilboard Surfacing Router Bit 1/4 Inch Shank, Extra Large 1-1/2 Inch Cutting Diameter, Slab Flattening Router Bit Planing Bit Wood Planing Bit Dado Planer Bit(Carbide-4 Wings) is a niche pick — read recent reviews before buying in the displays & upscalers category, priced around $19.99. Compare close alternatives before committing.

The BINSTAK CNC Spoilboard Surfacing Router Bit brings a 1-1/2 inch cutting diameter to a standard 1/4 inch shank, so you can flatten slabs and resurface a spoilboard on the router you already own. The four-wing carbide-tipped head clears material in wide passes, while the hardened steel body carries an anti-kickback design that keeps the bit from grabbing as it enters a cut. A heat-resistant Teflon coating limits resin buildup on the wings, which matters when you are running MDF or sappy hardwood for an hour at a time and do not want to stop and scrape pitch off the cutter. Cut length is…

SpecPicks Verdict

SpecPicks scored CNC Spoilboard Surfacing Router Bit 1/4 Inch Shank, Extra Large… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the displays & upscalers category. BINSTAK's displays & upscalers lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for displays & upscalers of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ EXTRA LARGE WOOD CNC ROUTER BIT: Shank: 1/4"; Cut Diameter:1-1/2"; Cut Length: 1/4"
✓ Backed by BINSTAK's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

EXTRA LARGE WOOD CNC ROUTER BIT: Shank: 1/4"; Cut Diameter:1-1/2"; Cut Length: 1/4"
HIGH QUALITY CNC SURFACING ROUTER BIT: The sharp carbide tipped bit, solid hardened steel bodies with anti-kickback design. Build up with heat resistant Teflon coating which can reduce resin build-up for fast and easy cleaning. This CNC router bit is specifically designed and manufactured for the high quality demanded by woodworking industrial applications, BINSTAK router bit can withstand some heavy duty use and the test of time.
VERSATILE ROUTING TOOl: This professional bottom cleaning router bit is not only perfect for wood slab flattening, resurface or plane the top surface of the spoilboard, but also for trimming and slotting/grooving. Great replacement bit tool for woodworking carpenter!
USE RANGE for CNC ROUTING BITS: Suitable for solid woods, MDF, laminate, particle board, plywood compact panel, acrylic and etc. Avoid cutting metal and non-wood materials.
Use on CNC and other automatic routers as well as hand-held and table-mounted portable routers. Such as woodworking engraving machine, trimming machine.

Full Specifications

Size	1/4" Shank, 1-1/2" Cut Dia, 4 Wings
Brand	BINSTAK
Model	B2307
Cut Type	Carbide-Tipped Cut
Material	Carbide, Carbon Steel
Size Name	1/4" Shank, 1-1/2" Cut Dia, 4 Wings
Part Number	B2307
Item Diameter	1.5 inches
Material Type	Carbide, Carbon Steel
Cutting Length	0.25 inches
Number of Items	1
Cutting Diameter	1.5 inches
Number of Flutes	4
Included Components	1 PCS Surfacing Router Bit
USE RANGE for CNC ROUTING BITS	Suitable for solid woods, MDF, laminate, particle board, plywood compact panel, acrylic and etc. Avoid cutting metal and non-wood materials.
EXTRA LARGE WOOD CNC ROUTER BIT	Shank: 1/4"; Cut Diameter:1-1/2"; Cut Length: 1/4"

Ready to buy?

CNC Spoilboard Surfacing Router Bit 1/4 Inch Shank, Extra Large 1-1/2 Inch Cutting Diameter, Slab Flattening Router Bit Planing Bit Wood Planing Bit Dado Planer Bit(Carbide-4 Wings) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-08-22. Price and availability subject to change.