8-16 inch alloy planning Industrial planning positioning alloy planning large planning fitter planning compass

Industrial planning, positioning, alloy planning, large planning, fitter planning, compass, 8-16 inch alloy planningThis measuring compass is designed specifically for technical drawing and layout tasks in mechanical engineering applications, with a patented parallelogram linkage system that can eliminate radial deviations during operation. The anodized aluminum arm with engraved precision scale (0.5mm scale) maintains dimensional stability under common temperature fluctuations in factory settings.The dual-use cutting-edge system allows for instant switching between the following:Tungsten marking for permanent marking on steel surfacesMultiple specifications to choose from:8in/12in/16in