101pc Assortment Set 8mm to 19mm Stainless Steel Watch Band Spring Bars with Spring Bar Removal Tool Double-shoulder ends for easier removal, non-rusting stainless steel for long life Spring bars inserted between lugs of watch to secure band, use with leather, metal or nylon straps 101-piece set in sizes 8mm through 19mm (compressed length) to fit many mens & womens watches Assortment set of watch spring bars including hard to find short sizes plus spring bar removal tool Internal spring pushes pins into holes of lug to prevent bar from falling out