Multi-purpose variable stand on which devices such as optical devices and machining jigs can be mounted. Graduated in increments of 10°, with reamer bolt machining to minimize misalignment, and W nut specifications for thread locking.[Features]· Rotating stage, with tilting of ±90°.· Graduated in increments of 10°.· Reamer bolt machining to minimize misalignment.· Thread locking, W nut specifications