vernier caliper With fine-adjustment Made of stainless steel or carbon steel Four-way measurement (inside, outside, depth and step measuring) According with GB/T1214.2 standard Products can be provided at clients' requests Art.No. VC005 Specification:0-100mm, 0-150mm, 0-200mm,0-300mm Reading : 0.02mm,0.05mm, 1/128"mm,1/1000"mm