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.

Insize 5022, 2-PIECE MEASURING TOOL SET, 6928640321290
3M 64797, Scotch-Brite EXL Unitized Mounted Point, A21 x 1/4 in 8S FIN, 3M 7010292685 