The Faithfull 200mm (8 inch) Inside Spring Caliper is the largest in the range, designed for substantial internal measuring tasks in demanding professional applications. This extended size is essential for measuring large internal diameters of pipes, cylinders, bores, and industrial components where maximum reach is required. Constructed with polished, natural steel finish legs made from flat stock, this caliper is carefully balanced to provide stable control despite its larger dimensions. The treated points ensure enduring accuracy even with regular use, whilst the strong but flexible bow spring maintains reliable tension throughout the full measuring range. The centrally located adjustment screw provides smooth and precise action, enabling confident fine adjustments for accurate readings. Perfectly suited to heavy engineering, industrial maintenance, and fabrication workshops where large-scale internal measurements are a regular requirement. Features and Benefits: • 200mm (8 inch) capacity for large internal measurements • Polished natural steel finish for professional durability • Carefully balanced construction maintains stability • Treated points deliver lasting precision • Strong bow spring and central adjustment screw for smooth control Specifications: Spring Type: Internal Size (mm): 200