This Is A Finely Crafted And Precisely Accurate Measuring Tool. The Design Of The Caliper Enables You To Measure From The Outside And From The Inside Of The Object. The Caliper Measures 9" In Length,and Weighs 5.2 Oz. It Comes In A Custom Fitted Foam Lined Case. The Caliper Is Made Of Hardened Stainless Steel With A Beautiful Brushed Finish.* Approx. 1" Square * Swivel Attachment * Plastic Tether With Metal Snap * Metal Clip On The Back * 23.5" Retractable Cord