Horizontal rotary: range 360?, grad0.05?.
Vertical incline: range 45?, grad 0.05?.
With vertical incline adjust knob.
Parallelism and squareness between A, B, C and D: 50_in/per inch, parallelism between D and E at 0?: 100_in/per inch.
Made of tool steel.
Hardness HRC56-58.

3M 23659, Adhesive Transfer Tape 9671LE, Clear, 24 in x 180 yd, 2 mil, 7000049212
Insize 6881-E2E, GAGE BLOCK ACCESSORY, .2", half round jaw, supplied in pair, 6928640358845 