LEM Products 5in Knife Sharpener Black Handle Microcrystalline Diamond Abrasives. Specifications for LEM Products 5in Diamond Knife Sharpener: Manufacturer: LEM Products Grit: Ultra Fine Fabric/Material: Diamond Color: Black/Diamond Handle Finish: Black Size: Small Length: 5 in Quantity: 1 Handle Material: Polypropylene Handle Color: Black Activity/Occasion: Professional Features of LEM Products Diamond Knife Sharpening Rod Professional quality Ultra-fine microcrystalline diamond abrasives Polypropylene handle 5in Length Lifetime warranty against defects in materials or workmanship Package Contents: LEM Products Diamond Knife Sharpening Rod LEM Products 122: 5in Knife Sharpener Black Handle Microcrystalline Diamond Abrasives