Description

HHIP 4401-0013 24 x 18 x 3″ Granite Surface Plate Grade B Ledge 0 is a precision measurement and inspection tool designed to provide an ultra-flat and stable reference surface for a wide range of machining, layout, and inspection tasks. Made from high-quality granite, this surface plate is non-magnetic, non-conductive, and highly durable, making it ideal for use in workshops, laboratories, and quality control environments.

Features:

Precision ground top surface with flatness accuracy of ±0.0001″.
Grade B (Grade 1) granite surface ensures reliable measurement and inspection.
Complies with Federal Specifications GGG-P-463C and includes a certificate of inspection.
Non-magnetic, non-conductive, and harder than steel to resist nicks and burrs.
Auto collimator-checked for overall accuracy assurance.
Ledge 0 design for easy handling and placement.

Benefits:

Provides a stable and accurate reference surface for layout, inspection, and assembly.
Enhances measurement precision with height gauges, squares, and other instruments.
Durable surface withstands long-term use without deformation or wear.
Improves efficiency and reliability in calibration and quality control tasks.
Versatile use for machining setups, part marking, and parallelism/perpendicularity checks.

Technical Specifications:

Model: 4401-0013
Dimensions: 24 x 18 x 3″
Grade: B (Grade 1)
Flatness Accuracy: ±0.0001″
Material: Granite
Application: Precision measurement, inspection, layout, assembly, and calibration