Precision 81-Piece Steel Gauge Block Set, Grade B Accuracy, Corrosion-Resistant, P900-S581
Description
| Item model number | P900-S581 |
| Style | Grade B |
| Product Dimensions | 13.39 x 2.76 x 8.66 inches; 5.93 Pounds |
| Country of Origin | China |
| Is Discontinued By Manufacturer | No |
- 81 pc Grade B Steel Gage Block Set with MFG'S certificate
- Manufactured under carefully controlled conditions allowing for the highest degrees of accuracy when used at a temperature of 68 degrees F. (20 C).
- All gage block sets are assigned serial numbers and accompanied with a certificate of inspection listing the deviation for each block
- Each gage block set meets or exceeds federal specification ASME B89.1.9-2002.
- Hardened to HRC 64 / All gage block sets are made to special standard to resist corrosion and defacement
Product Description
Accusize Industrial Tools P900-S581 81-Piece Steel Gauge Block Set, Grade B
Accusize P900-S581 Grade B 81-Pc Steel Gage Blocks
Merchant VideoManufactured under carefully controlled conditions allowing for the highest degree of accuracy when used at a temperature of 68 degrees F ( 20 Deg C). Hardened to HRC 64, all gage block sets are made to special standard to resist corrosion and defacement. Each set comes with a fitted wooden case.
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Each Set Coming with a
Certificate of Inspection
- Coming with a Certificate of Inspection
- Each set is with a serial no
- Each block with a serial no
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Each set and each block
Coming with Serial Numbers
Each block is engraved with a serial number. Each set is with a serial number
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Hardened to HRC 64
Providing Durability and Resistance to Wear
The gage blocks are manufactured from high-quality steel and hardened to HRC 64.
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manufacturing Standards
Enhance Resistance to Corrosion
Special manufacturing standards enhance the resistance to corrosion and defacement, extending life.
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Meets or Exceeds
Federal Specification ASME B89.1.9-2002
Ensuring high precision and reliability in measurements
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Does the set come with a certificate?
Yes, the gage block set includes a certificate from the manufacturer. However, for true NIST traceability and to ensure the highest level of accuracy, we recommend having the set calibrated by an accredited laboratory.
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What does "Grade B" mean?
Grade B refers to compliance with ASME B89.1.9-2002 standards. This grade is ideal for general-purpose shop use, offering reliable performance for a variety of measurement tasks.
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Can I use a caliper to calibrate the gage blocks?
No, gage blocks are more accurate than calipers. Use the gage blocks to calibrate the caliper instead. For calibrating the gage blocks, a higher-accuracy tool like a micrometer is recommended.
Grade B vs Other Grades
P900-S581 | SKU | P900-S583 |
B ASME B89.1.9-2002 | Grade | AS-2 |
81 | Count of Bore Gages | 81 |
Inch | Measuring System | Inch |
With a Certificate |
P900-S581 | SKU | P900-S582 |
B ASME B89.1.9-2002 | Grade | AS-1 |
81 | Count of Bore Gages | 81 |
Inch | Measuring System | Inch |
With a Certificate |
P900-S581 | SKU | 0036-6001 |
B ASME B89.1.9-2002 | Grade | AS-2 |
81 | Count of Bore Gages | 36 |
Inch | Measuring System | Inch |
With a Certificate |
P900-S581 | SKU | 0087-2160 |
B ASME B89.1.9-2002 | Grade | DIN861 Grade 2 |
81 | Count of Bore Gages | 87 |
Inch | Measuring System | Metric |
With a Certificate |
- Grade AS-2
- Grade AS-1
- Grade AS-2
- DIN861 Grade 2
Features of Accusize P900-S581 81 Pcs Steel Gage Block Set
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Main
Features
- Intended Use: Workshop-grade gage blocks used for basic inspections, assembly, and non-critical tolerance applications.
- Tolerance: Broadest tolerance compared to AS-2 and AS-1. Suitable for general workshop tasks but not precision calibration.
- Durability: Most durable due to less strict requirements on flatness and parallelism.
- Grade B: Budget-friendly, durable, and suitable for general-purpose tasks.
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.video
Merchant Video -
HRC 64
Key Aspects of HRC 64
- Material: Indicating hardened steel, this hardness level is commonly achieved through heat treatment processes like quenching and tempering.
- Properties: Highly resistant to wear and deformation, making it suitable for applications like gage blocks, cutting tools, and dies.
- Comparison: Compared to lower hardness levels (e.g., HRC 55-60), HRC 64 provides longer durability but is less tough (i.e., less impact resistant).
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.video
Merchant Video -
Why HRC 64 Stands Out
Ideal for Precision Tools
- Example: In metrology, gage blocks (like the Accusize P900-S581) are subject to frequent contact and surface wear from calibration tools. An HRC 64 block maintains its flatness and accuracy even after repeated use, ensuring consistency in high-precision measurements.
- Lower hardness blocks (e.g., HRC 54-60) may wear faster, requiring more frequent or recalibration.
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Why HRC 64 Stands Out
Durability in Harsh Environments
Example: HRC 64 gage blocks are better suited for environments where debris, dust, or contaminants might scratch softer materials. For instance, in a workshop setting with high tool turnover, the blocks will resist scratching or indentations that compromise their accuracy.
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.video
Merchant Video

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