Velvet lined leatherette case. For suitable scales see RS < 683-0835') 683-0835/ (No.1); < 683-0838') 683-0838/ (No.2); < 683-0832') 683-0832/ (No.3); & < 683-0841') 683-0841/ (No.4). Graticule Magnifier. Measurement of linear dimensions, angles, radii & grid sizes depending (on which scale is fitted) Each magnifier is fitted with a Metric No.2 (8) scale 0-20mm x 0.1mm grads. Body manufactured from black anodized aluminum & incorporates a positive focusing ring Scales are fitted to the base of the clear acrylic drawtube
