Accuracy: ±2". To inspect protractor, taper gage, index plate, index head and goniometer, can also be used to set angle. Made of special alloy steel, hardness HRC64, high stability, wear resistance...
Made of special alloy steel, hardness HRC64, high stability, wear resistance and easy combination. Meet ASME B89.1.9, grade AS-1. Can be connected with M6x1 screw and combined to any sizes up to 150".
Resolution .0005"/0.01mmCarbide measuring tips.Reading in digit and analog. Display can be rotated by 320º. Button function: tolerance Go and No-Go display, data preset, measuring direction change,...