Aerospace - 200 mm Stainless Steel Digital Vernier Calliper - Aerospace digital vernier calliper is made up of stainless steel. It has a four-function measurement, namely internal, external, depth and step. The measurement tool has an adjustable bezel with locking device made up of stainless steel beam. Also, it comes with a fitted strong plastic case for protection. There are a thumb wheel fine adjustment and zero settings at any position. It has a widely spaced micro-fine graduations and is suitable for both personal and professional use.