4 inch Dial Caliper Shockproof .001 inch Graduation Case Overall Dimension: 7 in L x 3 in W x 1-1/8 in H *Rough Estimation* Dial Diameter: 1-1/4 *Rough Estimation* Shipping Weight: 7 Ounce *Rough Estimation* Graduation: .001 Range Rev. : .100 Accuracy: +/- .001 Satin Chrome Finish, No Glare Solid Stainless Steel Construction Silky Smooth Movement Throughout Case Included