Specification Brand : uxcell BulletPoint1 : Total Length: 17 Inch/430mm. BulletPoint2 : Inside calipers are frequently used to measure hole diameters and distances between surfaces. BulletPoint3 : Made of stainless steel hardened and finely ground tips. Strong, high hardness, wear resistance, durable and long service life. BulletPoint4 : Outside calipers measure thicknesses and outside diameters of objects. BulletPoint5 : General tool for measuring the internal size of round stock or irregular shaped objects, such as sculpture, pottery, pipe, and so on. ItemName : uxcell Spring Inside Caliper 17 Inch Stainless Steel Adjustable Spring Caliper Straight-Leg for Wood Turning Lathe Projects ItemPackageDimensions_Height : 1.97 inches ItemPackageDimensions_Length : 13.39 inches ItemPackageDimensions_Width : 13.39 inches ItemPackageQuantity : 1 ItemTypeKeyword : joint-calipers-and-dividers Manufacturer : uxcell Material : Stainless Steel PartNumber : a24031900ux0876 ProductDescription : FeaturesInside calipers are frequently used to measure hole diameters and distances between surfaces. Firm joint calipers use friction at the joint, make sure the legs don't move while using it. Made of stainless steel hardened and finely ground tips. Strong, high hardness, wear resistance, durable and long service life. General tool for measuring the internal size of round stock or irregular shaped objects, such as sculpture, pottery, pipe, and so on. Specification Material: Stainless Steel Overall Size: 430x110mm / 17x4.3-inch Color: Silver Tone Package Content :1 x Inside Caliper