Application Description: In order to ensure the accuracy of the mold, it is necessary to measure the inner diameter of the mold hole. The number of mold holes is several dozen, the inner diameter ranges from 6 to 7 mm, and the precision requires several um.Requirements: measuring the inner diameter of the hole, the range is 6~7mm, precision requires several umIf you can't find more Buying Leads related to your items, why not post your Selling Leads and Products instead? Show More