PREMIUM STAINLESS STEEL MATERIAL---This measure tape holder is made of high quality stainless steel material and high strength spring clip, which is rust and crack resistant. EASY TO USE--- Just clamp the metal tape measure holder on top of the tape measure and slide the measurement to get a true reading. And Measuring tape clip support the maximum width of tape measure up to 25 mm. SCOPE OF APPLICATION---This Caliper is an ideal measuring tool for a broad range of industrial, hobbyist and automotive applications to measure internal, external and depth dimensions accurately. BEST TOOL IN NORMAL LIFE---Precision measuring tools for corners help you take the guesswork out of measuring hard-to-see points on corners and surfaces and get accurate readings. PRODUCT SPECIFICATION: Size: 6.5*7.0CM/2.56*2.76in. Package Included: 2 PCS* Measuring Tape Clip.