[Material]: Hardened steel, Precision ground angles.
[2 PC Angle Plate]: 45/45/90 & 30/60/90. 45 degree angle plate size: 3x3x4-3/8″. 30 degree angle plate size: 4×3-15/32×2″.
[Size]: Four holes 11/32″ for easy mounting, 9/32″ thick.
[Features]: Precision grounding angle for easy installation in tools, production, and inspection.
[Application]: For calibrating and measuring the exact angle.