Check the listing for details. Irwin Tools 1890743 Wire & Cable Pulling Grip, 1/2" to 9/16". Condition: New. Listed at 23.61 USD. Attaches to installer flute or shank hole for wire pulling. - 3 Sizes Available: 3/8" to 1/2" wire or cable, 1/2" to 9/16" wire or cable, 3/4" to 1" wire or cable.