1. ground solid hardened steel.
2. For calibrating and measuring the exact angle.
3. Four holes on each angle block for easy installation.
4. grounding angle for easy installation in tools, production and inspection.
5. The set contains two angle blocks: one 30°-60°-90° degree block and one 45°-45°-90° degree block.
Spec:
Item Type: Angle Block
Material: Steel
Angle: 45°-45°-90°, 30°-60°-90°
: ±20 seconds
PackageList:
2 x Angle Block