... products,you can provide us with 3D and 2D drawing of products;(2)Present materials required, the material type, ... : Lucite / Nylon / Bakelite / Plastic/etc.Various kinds of materials can be chosen, we can produce according to your ... Outer micrometer, inside micrometer(machine),digimatic micrometer, internal micrometer, mechanical caliper , vernier caliper ,caliper(digital),caliper(machine),caliper( ...