... Factory price 4.Custom size Precision stainless steel spring machinery part For required tolerance, we will produce ... 1.Item name:Precision stainless steel spring machinery part 2.Specification:Spring machinery part can be produced as per ... micrometer, inside micrometer(machine),digimatic micrometer, internal micrometer, mechanical caliper , vernier caliper ,caliper(digital),caliper(machine),caliper ...