The measurement caliper tool set contains outside bent-leg and inside straight-leg caliper. Made of , strong, sturdy, high hardness, rust and wear resistance, very and have . Excellent workmanship, smooth surface and without any burr. Features - Color: Silver. - Material: Steel. - Size: 30.00X1.50X0.50cm/11.79X0.59X0.20in. - A useful measurement transfer tool when working with round stock or shaped materials and then transferring that measurement to a ruler. - Lightweight and nonslip design allow you to handle them with ease. - Firm joint calipers use friction at the joint to hold the legs not move. - Great for you to measure dimension of an object, such as sculpture, potter, clay, tube, hole and so on. - The special designed clay sculpture tool is for pottery clay sculpture measuring. Package list: 2 x Calipers