C.S. Osborne No. 557 Heavy Straight Double 3 Square Point Needles
C.S. Osborne No. 557 heavy straight double 3 square point needles pair a triangular cutting tip at each end with a thick shank for tufting through heavy leather, thick vinyl, and dense cushions. Lengths run from 6" to 20", stepping from 13 gauge to 11 gauge. See Light Straight Double 3 Square Point Needles for thinner leather and vinyl.