INCLUDES: (1) Sharpening Stone Whetstone Holder FUNCTION: Provides you with an easy-to-use jig tool designed to hold your individually sized sharpening stones firmly in place without sliding, thus eliminating movement and allows you to sharpen your knives (and blades) without unnecessary damage ADJUSTABLE: Sink bridge stone holder features an inner sink pool range of 6-3/4” to 17-3/4” – Perfect for big kitchen sinks, table tops, workbenches and even granite countertops due to the non-marring, non-slip rubber grip profile VERSATILE: Capable of holding waterstones, whetstones, flattening stones, glass stones, diamond lapping plates and more. Possesses a sharpening stone mounted range of 3-1/4 inches to 14-1/4 inches in length for project versatility PREMIUM BUILD: Made with highly durable 304 stainless steel for premium rust and corrosion resistance. The rubber sink bridge is equipped with molded plastic inserts to maximize the ergonomic 6-star knobs that are included for easy adjustments