Edger Blade / Echo 720237001Pack Size:1Echo 720237001, Green Machine 237001, Husqvarna 601 00 07-49, Husqvarna 578 44 62-04, Maruyama 216062, Poulan PP23007, Red Max 6367-15110, Ryobi 613223, Ryobi 613223R, Ryobi 791-613223 B, Shindaiwa 72950-92100, Stihl 4133 713 4101Dealer Choice 59-7085, Dealer Choice 59-7090, Dealer Choice 59-7200, J. Thomas 720237001, Lowe's 317699, NHC 211-9661, Outdoor Factory Parts 578392802, Oregon 40-147Echo PE2000, PE2400 and PE3100; Stihl FC75Length: 7 3/4 ", Width: 2 ", Thickness: .187 ", Not sharpened, Center Hole: 1 "