Honing Guide,Chisel Sharpening Jig Sharpener Machine for Chisels and Plane Blades, Adjustable Stainless Steel Guide Tool for Woodworking, Fits Planer Blades 0.25” to 2.5”, Fits Chisels 0 to 2.25”

Good idea, poor execution it cannot hold any blade securely cause vibration gets it looseTolerances in machining need to be tighter.They need to make the nut at the end more secure as the grub screw is slipping off. They should add a flat spot on the shaft this way the grub screw can be tightened betterThe bottom Roll has bit of play the can make it a bit tighter, it will break in with usage and it will be smoother in time.