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KEENBEST

KEENBEST Whetstone Set 400/1000

  • Stone material, green
  • Medium grit type
  • 7 x 2.2 x 1.1 inches block
  • 16 ounces listed weight

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A stone block filed under chisels, though the data shows no blade at all. Use and grit number are missing.

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ASIN: B088RKNNYKCategory: Chisels

Overview

A workshop bench with a rough surface to smooth or an edge to hone is the setting for this green medium grit stone. The category says chisel, but the data lists stone, grit and dimensions and no blade.

A stone block of this size can be held by hand on a bench. The listing offers no grit number, no use and no handle. Treat it as an abrasive stone and confirm what it is meant for before buying.

Who it's for

Hobbyists who need a handheld stone for smoothing and light honing may find the size convenient. Anyone cutting mortises or joinery needs a real chisel.

Pros and cons

Pros
  • Medium grit type listed
  • Compact block size
  • Easy to hold by hand
Cons
  • Not a chisel
  • Grit number not listed
  • Use not described
  • Weight is substantial for the size

Performance notes

Abrasion comes from the grit, and a medium grit removes material faster than a fine one but leaves a rougher surface. The stone needs lubrication and flat storage to stay level. Nothing in the data quantifies cutting or honing.

Specifications

BrandKEENBEST
Dimensions & fit
Item Dimensions L X W X H7 x 2.2 x 1.1 inches
Item weight16 ounces
Construction & materials
Material TypeStone
ColorGreen
Other details
Grit TypeMedium
Number Of Items1

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Frequently asked questions

Is the KEENBEST green block a chisel?

No. The data lists stone material and medium grit, with no blade or handle.

What grit is the KEENBEST stone?

The listing says medium but gives no grit number.

How big is the KEENBEST stone?

The listing gives 7 by 2.2 by 1.1 inches.