Strain Gages Strain Gages (13 MB) General-purpose Foil Strain Gages KFGS (3.7 MB) Encapsulated Gage (3.3 MB) Manufacture and Calibration for axial force sensing in bolts (1.2 MB) Foil Strain Gage for Hydrogen Gas Environment (472 KB) GTK-55K Gage Bonding Tool Kit (217 KB) what's a strain gage (4.7 MB)