Specification Brand : HARFINGTON BulletPoint1 : Size - 350mm length x 20mm width spring joint caliper with a max open length (capacity) of 12 inches / 300mm. BulletPoint2 : Material - Our flat leg divider calipers are forged from stainless iron, with overall heat treatment, wear resistance, and long service life. BulletPoint3 : Feature - The forged high-carbon steel legs feature hardened points for precise marking of the workpiece and precise fine adjustment by opening and closing the legs by means of an adjusting nut. BulletPoint4 : Application - Spring divider is a useful measurement transfer tool for measuring the internal size of round stock or irregular-shaped objects. Also great for scribing circles into metal, dividing lines, drawing arcs, line segments, geometry drafting, etc. BulletPoint5 : Usage - Smooth surface and burr-free, accurate measurement, can be used for a long time and not easy to loosen. Color : Silver Tone ItemName : HARFINGTON Spring Joint Caliper 12 inch / 300mm Steel Adjustable Spring Divider Caliper with Solid Nut for Metalworking Geometry Drawing Woodworking ItemPackageDimensions_Height : 1.06 inches ItemPackageDimensions_Length : 12.6 inches ItemPackageDimensions_Width : 8.66 inches ItemPackageQuantity : 1 ItemTypeKeyword : joint-calipers-and-dividers Manufacturer : HARFINGTON Material : Stainless Steel PartNumber : hta231116hh000785 ProductDescription : Our flat leg dividers calipers are forged from stainless iron, with overall heat treatment, wear resistance, durable and long service life The forged high-carbon steel legs feature hardened points for precise marking of the workpiece and precise fine adjustment by opening and closing the legs by means of an adjusting nut. Spring divider is a useful measurement transfer tool for measuring the internal size of round stock or irregular-shaped objects. Also great for scribing circles into metal, dividing lines, drawing arcs, line segments, geometry drafting, etc. Smooth surface and burr-free, accurate measurement, can be used for a long time and not easy to loosen.