Manufactured from hardened stainless steel, this three function electronic digital caliper provides precision readings through a clear liquid crystal display. Its many features include a fine adjustment roller, which allows precise measurements to be taken quickly and easily. Readings may be displayed in metric or imperial. The four way measurement function provides a choice of readings in external, internal, depth and step modes. Great for measuring that bolt, hose or rope that needs replacing! Supplied in a strong case. 150 mm with 0.01 mm graduations. Takes: LR44 batteries