Although small in stature our product delivers the same accuracy and precision as some of our larger models. The rugged, stainless steel construction, coupled with a compact design makes this inside micrometer become a great addition to any workbench or toolbox. This item provides inside and outside readings in 1mm. Feature - Color: Silver. - Material: Stainless Steel. - Size: 13 x 5 x 2cm. - Minimum reading: 1 mm - Wear Resistance, Carbide-tipped measuring faces helps provide wear resistance, provide much longer - Professional design, Locking clamp to hold measurements in place, Satin finish helps resist rust and reduce glare - Dual-use, Caliper-type jaws for making inside dimension measurements, scale in millimeter units for taking precise inside dimension measurements - Stainless Steel material, rustproof, never concern about the rust problem Package list: 1 x Inside Micrometer