Joins, mends, repairs all fence wire easily. For a secure and permanent rust resistant connection. No.GB5 - For 15-1/2 gauge hi-tensile ``Gaucho" barbed wire. Nos.LBW1 and LBW5 - For 12-1/2 gauge barbed, 9 gauge smooth wire. No.SS5 - For 12-1/2 gauge hi-tensile smooth, woven fence. No.ST5 - For 12-1/2 gauge hi-tensile smooth, woven fence. Stainless steel. No.WW5 - For 10-16 gauge smooth, electric, woven fence.