HIGH QUALITY STAINLESS STEEL: Our joint measuring tool is made of high quality stainless steel, solid ,anti-rust and durable.Caliper size: about 150mm (6 inch).
INSIDE + OUTSIDE CALIPER: The inside outside caliper are one inside caliper and one outside caliper, inside caliper is available in the same size range as outside caliper.
FIRM JOINT CALIPERS:This firm joint calipers use friction at the joint to hold the legs not move.
VARIOUS SIZES CAN BE MEASURED: The measuring tool's outer caliper is used to measure the outer diameter of the cylinder or the length of the object.The inner caliper is used to measure the inner diameter or groove width of the cylindrical hole.
MEASURE THE EXTERNAL AND INTERNAL SIZE: Our inside outside calipers is great for you to measure the external and internal size of an object, such as sculpture, pottery and so on.