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SHARPRO SPWB52LXD3.22 1/8-Inch Downcut CNC Router Bits, 5-Pack1 / 6
Product guide

SHARPRO SPWB52LXD3.22 1/8-Inch Downcut CNC Router Bits, 5-Pack

Pack: SHARPRO SPWB52LXD3.22 is a five-piece set of solid-carbide spiral downcut router bits for CNC woodworking. The downcut design is intended to reduce surface tear-out, while the listed 1/8-inch shank and cutting diameter suit users with matching collets and small-detail routing needs.

At a glance

  • Downcut spiral design directs chips downward and is claimed to help reduce tear-out and surface damage.
  • Listed for mortising, engraving, carving, grooving and CNC woodworking.
  • Manufacturer says it is suitable for softwood, hardwood, MDF, plywood and laminate.
  • Each bit is claimed to come in a protective plastic case with a compression holder and rubber cap.
Price
$26.79Save 20%

Reference price: $33.49

Price checked: Nov 14, 2026

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Often bought together

Pros and cons

Pros

  • Five bits provide spares for repeat woodworking tasks.
  • Downcut geometry is aimed at cleaner top surfaces on suitable wood-based workpieces.
  • The listed materials and applications cover common CNC woodworking tasks.

Cons

  • A downcut bit pushes chips down into the cut, so chip evacuation and cutting settings may need attention for the job.

Technical specifications

8 specifications
Identity
BrandSHARPRO
ModelSPWB52LXD3.22
Dimensions and cutting
Listed size1/8"SHK - 0.87" CL - 1/8"DIA - 2.17" OVL
Cutting diameter0.13 inches
Cut typeSpiral
Number of flutes2
Material and quantity
ConstructionSolid carbide
Number of items5

Who is it for?

A good fit for

  • CNC woodworkers who need a 1/8-inch shank and 1/8-inch-class cutting diameter for engraving, carving or slotting.
  • Users prioritizing reduced top-surface tear-out on plywood, MDF, laminate or solid wood.

Less suited to

  • Buyers whose router requires a different shank size or cutting diameter.
  • Users who need an upcut geometry or a bit intended primarily for non-wood materials.
SHARPRO SPWB52LXD3.22 1/8-Inch Downcut CNC Router Bits, 5-Pack · photo 2
Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 292 ratings
  • 5 stars76%76%
  • 4 stars11%11%
  • 3 stars4%4%
  • 2 stars3%3%
  • 1 star6%6%

Customer feedback reports clean cutting through plywood and positive impressions of functionality and value. Durability feedback is mixed, including reports of bits breaking during use. For woodworking buyers, the reported cutting performance fits the listed downcut design and wood applications, but the durability concerns matter when planning repeated or demanding work. These are customer reports, not a guarantee of performance or lifespan.

Positive themes

  • Customers report clean cuts through plywood and appreciate the bits' functionality.
  • Customers describe the set as good value.

Negative themes

  • Some customers report bits breaking during use.

Mixed feedback

  • Durability receives mixed feedback.

Frequently asked questions

How many router bits are listed in the set?

The listing specifies five items.

What materials is the bit set intended for?

The manufacturer lists softwood, hardwood, MDF, plywood and laminate, along with woodworking tasks such as engraving, carving and mortising.

What does the downcut spiral design do?

The listing says it directs chips downward and is intended to reduce tear-out and surface damage. Actual results depend on the material and cutting setup.

What is the shank and cutting diameter?

The listed size specifies a 1/8-inch shank and 1/8-inch diameter, while the separate cutting-diameter field gives 0.13 inches.

SHARPRO SPWB52LXD3.22 1/8-Inch Downcut CNC Router Bits, 5-Pack · photo 3
Additional product photo 3

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