- Made in U.S.A.
- Made of quality steel, hardened to 58-62 Rc.
- 0 - 60° capacity.
- Minute angle step .200" built into the gage block roll. Eliminates steps in base plate.
- Two hardened and ground side rails and two locking straps included.
- Locking strap always remains below the top surface.
- Large hinge pins for extra strength.
- Tapped holes in top plate 6 x 6" or smaller 1/4-20. Larger models have 3/8-16 tapped holes.
Compound Sine Plate