Brand: Star Quick Links
✔ SQL inside calipers are great for gauging the inner diameter of an opening and then transferring that measurement to a ruler.
✔ The forged steel legs on this caliper feature hardened points for precise marking of the work piece; An adjusting screw has a self-seating washer and nut to permit quick and positive adjustment
✔ Hardened and tempered bow springs and fulcrum spools assure uniform tension without side play while using this inside caliper
Specifications:
Minimum Opening ½ Inch,
Maximum Opening: 6-3/4 inch,
This inside caliper has 6-1/2 inch legs and a 6-3/4 inch jaw opening
Difference Between Inside and Outside Calipers:
Outside calipers measure thicknesses and outside diameters of objects; inside calipers measure hole diameters and distances between surfaces.