Bianco Brothers 4" 1/2 Cobalt Tissue Nipper 1/2 Jaw BB19 T-45 Double Spring BB T-45 Nipper Made from cobalt stainless steel this 4 1/2" nipper is able to handle chemical sterilization better, and is longer lasting than the conventional nipper. Designed by Bianco Brothers with larger handles for easier use and better comfort. It's reputation for longevity and durability makes it a favorite among manicurists. T-45 Double Spring BB T-45 #19 1/2 Jaw Made in the U.S.A.