


Mitutoyo 311-113 | Square Master | Series 311 | Dimensions 260 x 310 x 30 mm | Mass 14 kg
The Mitutoyo 311-113 Square Master from the Series 311 is a high-precision tool designed for measuring squareness and flatness in industrial applications. With dimensions of 260 x 310 x 30 mm and a mass of 14 kg, it provides a larger, more robust solution for larger workpieces. This tool is ideal for verifying the perpendicularity and alignment of machine tools, fixtures, and workpieces. Constructed from durable materials, it ensures long-lasting performance and reliability. It is an essential instrument for maintaining accuracy and quality in precision machining and assembly processes.

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- Specifications
- Features
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Dimensions | 160 x 210 x 25 mm |
Inch-Metric | Metric |
Mass (main unit) | 5 kg |
Model Number | UM-210 |
Perpendicularity | Reference surface: 1 µm front/back surface: 5 µm |
Series | 311 |
Straightness | Reference surface: 1 µm front/back surface: 5 µm |
Type | Square Master |
- High Precision: Each of the four reference surfaces is precision lapped to ensure straightness and perpendicularity within 1 µm over 300 mm.
- Straightness & Perpendicularity: The front and back surfaces maintain straightness and perpendicularity within 5 µm over 300 mm.
- Durable Construction: Manufactured from high-quality materials for longevity and consistent performance.
- Versatile Application: Ideal for inspecting the travel straightness and axial perpendicularity of moving elements on equipment such as machine tools, CMMs, form measuring machines, and semiconductor-related equipment.
- Secure Packaging: Delivered in a wooden box with a certificate of inspection, ensuring safe transport and verification of quality.
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