check out the Swiss spring bars 1.8 mm double ended Ofrei about a $1.15 each when you buy 12 or more
"Swiss Made 1.8 mm Thick Double Flange 18 mm Spring Bar
100% Stainless Steel these Swiss made spring bars are assembled by hand in a small village in Switzerland. When you want the best spring bars in the world made from the best materials, then you buy these Swiss made bars.
Double Flange Spring Bar fit 18 mm case lug. Bar diameter is 1.8 mm, which is considered the standard thickness and should be used when a 2.0 mm diameter bar is too thick to go the thru pipe on metal bracelet. The pivot diameter past the double flange tip is 0.90 mm and the length is 1.0 mm"
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