Hardys 3 Piece 7.5" 200mm Spring Caliper/Divider Set - Divider, External, Internal Calipers Measuring Tool Set with Steel Heat Treated Points | Engineering Tools External & Internal Diameters

- This 3pc spring callipers measuring tool set includes divider calliper, external calliper, and internal calliper. Ideal for measuring inside and outside diameters to take measurements from a tape or ruler. - Each caliper features a 2.5" adjustment screw with a self-seated washer, ensuring quick and accurate measurements. This makes the calipers measuring tool perfect for both professionals and hobbyists. - Crafted with hardened and tempered bow springs, these measuring calipers provide uniform tension to reduce play, ensuring accurate measurements to 0.001mm. - The set allows for measuring external and internal diameters, as well as odd shapes. Easily take measurements for a variety of surfaces, gauge contours, and measure hole diameters and distances. - Each caliper measures 7.5" (190mm) in length, with 2.5" (63mm) adjustment screw. Spring divider max width 170mm, internal calliper 185mm, external calliper 160mm.