Check the listing for details. JANTZ MADE IN USA HRc Precision 62 Hardened File Guide Knife Making 2x72 Bevel. Color: Knife File Guide, Condition: New, Made in United States. Listed at 68.95 USD. Made in the USA.Buyer beware of cheap knockoffs using our photos Keep your knife blade, guard or other material in place as you work with a hardened file guide. This tool is useful for maintaining level edges and symmetry on plunge and grind lines.Our file guide is precision machine ground from A-2 tool steel and hardened to 62RHc for long wear.Bottom piece is dual drilled to allow user to work with narrow and wider pieces. For wider opening bolt into drilled only side. For smaller opening, bolt into countersunk drilled holes.Holds blade firmly in place while using. Uses include:Squaring off the shoulders of your hidden tang bladeGrinding nice and even plunge linesSetting and grinding bevel lines that are consistent and symmetricalComplex file workFiling slots for guardsHand sanding