This is a lot of 3 coins from SWITZERLAND  1.  1976 20 Rappen coin KM29a  21.15 mm/approx. 13/16" diameter.     2. 1966 B  10 Rappen coin KM27  19.15 mm/approx. 3/4" diameter  3.  1981 10 Rappen coin KM27 19.15 mm diameter

All  75% COPPER-25% NICKEL coins,  circulated, ungraded