Kershaw Blur Tanto Blackwash Assisted Opening Knife USA 1670TSTBWWM Measures 7 3/4" in open position, 4 1/2" closed linerlock 3 3/8" blackwashed finish Sandvik 14C28N steel blade with thumb studs.. Features speed safe assisted opening and linerlock locking system Black 6061-T6 aircraft aluminum handles with Trac-Tec inserts, Kershaw logo, lanyard hole and blackwash finish pocket clip Made in USA.