Vintage Starrett No. 124B solid-rod inside micrometer set covering a 2-inch to 12-inch measuring range. Complete set of 10 interchangeable measuring rods marked 2-3 through 11-12, along with the 1-inch spacing collar, micrometer head, and original leatherette fitted velvet case. The micrometer head has clear legible graduations. All anvil ends and rod contact points remain in clean condition. Note that the small spanner wrench is not included. The case shows exterior edge wear, but is a solid case, and latches properly. Prior owner marking underneath the case. This was kept free from smokers & pets & will ship safely.