The Benchmade 523SBK Presidio Tanto Blade in black is a rare and discontinued collectible folding knife designed by Mel Pardue. Known for their high quality and durability, Benchmade knives are sought after by collectors and enthusiasts. This particular model features a Tanto blade type, adding a unique and modern touch to the design. With its sleek black color and limited availability, it is a valuable addition to any knife collection.