Gold, Platinum & Pink Gold Lever Backs Only – No Wire, Joined Supra Large 22mm diameter lens —

Large 22mm diameter lens — wider than most competing loupes — for an expansive field of view

430) is required

create hollow rings

see the National Conference on Weights and Measures (NCWM) at ncwm

then softens into a clear gel at just 140°F (60°C) for easy shaping and molding

Gold, Platinum & Pink Gold Lever Backs Only – No Wire, Joined Supra Large 22mm diameter lens —These precious metal lever backs are sold as joined pieces one joined piece makes one pair. Simply cut the joined piece in the middle to create two separate lever backs. Because soldering lever backs destroys the tension in the steel spring, these backs are supplied with unset rivets, making it straightforward to add your own custom ear wire without damaging the mechanism. To assemble: cut the joined piece in half, pull the rivet to remove the spring,