Fishpond's Jaw River Tool is a line cutter, tippet gauge and bottle opener in one convenient, hand-held utensil. Anodized aerospace aluminum and stainless steel construction stands up to years of use on the water. Tippet gauge measures from 2X-7X. Laser-engraved details and measurements. Replaceable razorblade line cutter. Attachment hole for retractor or lanyard.