Size & Package--The bent leg caliper about 12 L x2.7 W x 0.79 H ; hole: 4.5mm. Package includes 2 Pieces clay sculpture tool, which can meet your carving and modeling needs. Sturdy and Durable--This red ceramic measuring pottery tool is made of plastic. The bent leg caliper is well made, which makes it more sturdy and durable, you can use this bent leg caliper for a long time. Suitable for Starters--This bent leg caliper is convenient for starters and beginners to use, which can be measured from the model to clay for both inside and outside dimensions. Help you have a more better clay sculpture experience. Easy to Carry--The bent leg caliper is light and small, so you can easily carry this clay sculpture tool to somewhere. Practical Application--This bent leg caliper is suitable for professional clay sculpture workers and craft amateurs. Multi-purpose clay sculpture knife with a wide range of applications, such as carving, shaping, clay sculpture, modeling and so on.