---
product_id: 382973619
title: "6 x 8 x 2 Grade B O Ledge Inspection Granite Surface Plate"
brand: "hhip"
price: "HK$1259"
currency: HKD
in_stock: true
category: "Hhip"
url: https://www.desertcart.hk/products/382973619-6-x-8-x-2-grade-b-o-ledge-inspection
store_origin: HK
region: Hong Kong
---

# ±0.0001" flatness precision Autocollimator accuracy check Granite harder than steel 6 x 8 x 2 Grade B O Ledge Inspection Granite Surface Plate

**Brand:** hhip
**Price:** HK$1259
**Availability:** ✅ In Stock

## Summary

> 🛠️ Elevate your precision game with rock-solid reliability!

## Quick Answers

- **What is this?** 6 x 8 x 2 Grade B O Ledge Inspection Granite Surface Plate by hhip
- **How much does it cost?** HK$1259 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/382973619-6-x-8-x-2-grade-b-o-ledge-inspection)

## Best For

- hhip enthusiasts

## Why This Product

- Trusted hhip brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Certified Accuracy:** Inspected with autocollimator, meets Federal Specs GGG-P-463C
- • **Rock-Solid Durability:** Granite surface harder than steel, non-magnetic & wear-resistant
- • **Ultra-Precise Flatness:** Precision ground to ±0.0001" for flawless measurements
- • **Trusted Quality Control:** Ensures exact alignment, calibration & production checking every time
- • **Versatile Workshop Essential:** Ideal for machinists, engineers & DIY pros for inspection & assembly

## Overview

The HHIP 6" x 8" x 2" Granite Surface Plate Grade B offers unmatched flatness accuracy of ±0.0001", certified by autocollimator inspection and compliant with Federal Specifications GGG-P-463C. Its granite construction is harder than steel, non-magnetic, and wear-resistant, making it the go-to surface for precise measurement, inspection, and assembly in professional and hobbyist workshops alike.

## Description

HHIP 6 X 8 X 2" Granite Surface Plate Grade B 0 Ledge The top surface of this plate is precision ground to achieve a high degree of flatness and the accuracy is +/-0001". It is a Grade B (Grade 1) plate. Granite surface plates meet or exceed Federal Specifications GGG-P-463C and it includes a certificate of inspection. (Note that these are not NIST traceable.) Granite plates are used for measuring the flatness and squareness of other objects, laying out parts, calibrating instruments, setting up tools, checking parallelism and perpendicularity, and measuring heights with the use of a height gage. They are also used as a work surface for assembling, inspecting, and marking parts. Non-magnetic and non-conductive. Surface plates are offered by HHIP in various sizes, with different levels of flatness and accuracy and are checked by an auto collimator for overall accuracy assurance.

## Features

- The top surface of this plate is precision ground to achieve a high degree of flatness and the accuracy is +/-.0001". Granite surface plates provide an unmatched level of flatness for accurate measurement, inspection, and assembly across various applications. Meets Federal Specifications GGG-P-463C. Inspected for accuracy using an autocollimator.
- Granite has many advantages. Incredibly Flat - Precision ground for accuracy. Durable and Stable - Harder than steel, non-magnetic, and resistant to wear. Versatile - Ideal for Machinists and Engineers for measuring, inspecting, and calibrating tools. Quality Control - Ensuring accuracy in manufacturing processes.
- DIY Enthusiast - Woodworking, metalworking, jewelry making, leather crafting, and more. Shop grade is a practical and economical choice for everyday workshop tasks. This grade is well-suited for: General workshop use - Providing a reliable surface for various tasks.
- Assembly - Ensuring accurate alignment and fit of components. Production checking - Verifying dimensions and tolerances during manufacturing. Hobbyist projects - Providing a stable and accurate surface for DIY tasks.
- Granite surface plates provide an unmatched level of flatness for accurate measurement, inspection, and assembly across various applications. Includes Certificate of Inspection that is NOT NIST TRACEABLE.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08BXK5C68 |
| Best Sellers Rank | #21,840 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Calibration Surface Plates |
| Date First Available | June 26, 2020 |
| Item Weight | 11 pounds |
| Item model number | 4401-1597 |
| Manufacturer | HHIP |
| Product Dimensions | 7 x 9 x 3 inches |

## Images

![6 x 8 x 2 Grade B O Ledge Inspection Granite Surface Plate - Image 1](https://m.media-amazon.com/images/I/61PBRGJgWBL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Frequently Bought Together

- HHIP 4401-1597 6" X 8" X 2" Granite Surface Plate, Grade B, 0 Ledge
- WEN 10423 3 x 2 x 1-Inch Steel-Hardened Precision 123 Blocks, Two Pack
- Shars 12" Dial Height Gage 303-4410 R]

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**Shop now:** [https://www.desertcart.hk/products/382973619-6-x-8-x-2-grade-b-o-ledge-inspection](https://www.desertcart.hk/products/382973619-6-x-8-x-2-grade-b-o-ledge-inspection)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-09-16*