Orange Ninja is a name used on several Sharp Pebble sharpeners. This guide concerns the single Orange Ninja All-in-1 Tool Sharpener System, also listed under Amazon ASIN B0CFJWQ3Y8. It describes the current tool and its limits; it is not a firsthand test or a promise of sharpening results.
Which Orange Ninja is this?
Sharp Pebble describes the All-in-1 Tool Sharpener as a manual sharpener for several knife and garden-tool categories, including axes, hatchets, pruners, and shears. Its current product information identifies one standard variant. The manufacturer's page describes a rotating dial with preset sharpening slots. Those descriptions establish intended uses, not that the tool will work on every blade or restore every edge.
Sharp Pebble also sells a separate adjustable-angle knife sharpener and markets a bundle containing both sharpeners. Do not assume this single multi-tool item has the other product's 12–24° adjustable-knife settings. Check the exact item and its instructions before choosing a slot or working on a particular blade.
What to check before using it
Confirm the type and condition of the blade, and follow both the sharpener's instructions and any relevant tool-maker guidance. Compatibility with particular Gerber, Victorinox, or Kershaw models and measured sharpening results for specific blades have not been documented here. The product is not a universal substitute for every sharpening method.
Blades and sharpeners can cause cuts. Work with the tool secured as its instructions require, keep fingers out of the cutting line, and do not handle an exposed edge casually. OSHA's general knife-safety guidance supports those precautions, but it is not a manual for this sharpener. This article does not provide mower-blade removal or sharpening instructions.
Bottom line
This is the single Orange Ninja All-in-1 Tool Sharpener, not the separate adjustable-angle knife sharpener. Its named applications come from the manufacturer; suitability and results for a particular blade are not independently verified here. Confirm the exact product and seller details before buying.
Sources: Sharp Pebble's tool-sharpener description; Sharp Pebble's two-sharpener bundle distinction; OSHA's general blade-handling guidance.