Metal Edge Trimmer Blade / .260 BorePack Size:1Trim-A-Lawn 13052Stens 390-166Universal Weed Butcher 11, Weed Terminator 11, WeedBlaster, Weed Master, Jungle Master andSuper Whip Head Metal edge insert molded into the blade to extend the cutting life approximately 100 times longer, .260" hole size, Package of 3, Priced per pack, sold per pack