D80 Stainless Steel Round Springs

D80C Assortment of 100 no vials or block included D80D Assortment of 350 vials and block included D80E Assortment of 500 vials and block included These are the round springs like the ones used by most manufacturer's student instruments today. Rust proof with smoother, more fluid action. Each spring comes pre-flattened on one end. The other end can be cut to the required length.  D80A O.D./ Length D80B O.D./ Length .018 X 30mm .042 X 60mm .020 X 30mm .044 X 60mm .022 X 30mm .046 X 60mm .024 X 40mm .048 X 60mm .026 X 40mm .050 X 60mm .028 X 40mm .052 X 60mm .030 X 50mm .054 X 85mm .032 X 50mm .056 X 85mm .034 X 50mm .058 X 85mm .036 X 50mm .060 X 85mm .038 X 50mm .062 X 85mm .040 X 50mm .064 X 85mm Available in dozens, hundreds or assortments.D80A Stainless Steel Round Springs-.018-.040, state size,D80B Stainless Steel Round Springs-.042-.064, state size, dozens or hundredsD80C Assortment of 100 Stainless