Available Wire Range (inches): 0.138-0.217, 0.240-0.272, 0.307-0.343, 0.360-0.378,0.413-0.449 Description: A GUY-VISE is a mechanical holding device for wire, strand and rod. The strandvise is used primarily by telephone and electric utilities to terminate strand or rod at the pole top and at the anchor eye.For Suspension Strand, Guy Strand and Static Wire. Used to terminate aerial support strand messenger, and at the top and bottom ends of down guys. All-Grades Strandvise is for those 7-wire strands and solid wires identified by name brands, coatings, types of steel, and within diameter ranges listed, but not 3-wire strand and not Alumnoweld. Recommended use on Galvanized zinc coated, Aluminized, and Bethalume. Note: Can be used with all breaking strengths for galvanized guy strand messenger.