Gatco Sharpeners 5 -Stone Ultimate Diamond Sharpening System. Diamonds can quickly hone the hardest steel. The Gatco By Bear & Son Edgemate Ultimate Diamond Sharpening System w/ Carry Case sharpens plain & serrated blades and comes with a custom case with easy to follow instructions permanently affixed to lid. The Gatco By Bear & Son Edgemate Ultimate Diamond Sharpening System for Plain & Serrated Blades utilizes the GATCO exclusive knife clamp/angle guide to insure that all cutting tools can be easily sharpened to a precise razor-like edge. Specifications for Gatco Sharpeners 5 -Stone Ultimate Diamond Sharpening Systems: Manufacturer: Gatco Sharpeners Grit: 1200 Medium Coarse Fine Color: Gray Package Type: Box Condition: New Handle Material: ABS Overall Length: 8.5 in Serrated: Serrated Features of Gatco By Bear & Son Edgemate Ultimate Diamond Sharpening System for Plain & Serrated Blades: GATCO exclusive six-angle knife clamp/angle guide insures a precision honing action Coarse monocrystalline diamond hone Medium monocrystalline diamond hone Fine monocrystalline diamond hone 1200 grit ceramic finishing hone for the ultimate finish edge Special serrated knife hone 2 ounces of honing oil meeting FDA standards for safety with food contact Custom case with easy to follow instructions permanently affixed to lid Package Contents: Gatco By Bear & Son 5 -Stone Ultimate Diamond Sharpening Systems GATCO Exclusive Knife Clamp/Angle Guide Coarse Sharpening Hone Medium Sharpening Hone Fine Sharpening Hone Scientifically Formulated Honing Oil Custom Case Gatco By Bear & Son 10006: 5 -Stone Ultimate Diamond Sharpening System