The Draper Vernier Caliper is a versatile precision measuring instrument designed for accurate internal, external and depth measurements in workshop and site applications. This plastic caliper offers a practical and cost-effective solution for tradespeople and engineers requiring reliable dimensional measurements up to 150mm or 6 inches. Featuring dual metric and imperial graduations clearly marked on the scale, this vernier caliper allows users to take measurements in either millimetres or inches without conversion calculations. The three-way measurement capability makes it suitable for a wide range of tasks, from checking internal bore diameters and external dimensions to measuring depths of holes and recesses. Ideal for general engineering work, quality control checks and fabrication projects, the lightweight plastic construction provides durability whilst remaining easy to handle throughout the working day. The 150mm capacity covers most common measurement requirements in automotiv