Edge Pro Apex 4

It is very beginner-friendly. Because it is a guided system, you don't need the muscle memory required for freehand sharpening; you simply set your desired angle and follow the guide, which ensures consistent results every time.

The standard Apex 4 kit is designed primarily for straight-edged blades. While you can sharpen the flat side of some serrated knives, it is not optimized for the complex geometry of serrated teeth.

The system is highly adjustable, allowing you to set precise sharpening angles anywhere between 10 and 35 degrees. This versatility lets you customize the edge for anything from delicate paring knives to robust hunting blades.

These are water stones, so you only need to use water. The kit includes a water bottle for easy application, and you should never use oil on these specific stones as it will clog the abrasive surface.

The system requires a stable, flat tabletop surface. While the unit itself is compact, you will need enough clearance to comfortably move the sharpening arm back and forth across the length of your longest blade.

The water stones are used for the primary work of reprofiling and sharpening the edge. The polishing tapes are the final step, used to refine the edge further and create a mirror-like finish that improves cutting performance and edge longevity.