Description
1-2-3 Blocks Matched Pair – No Holes
Headlight
Precision-ground hardened steel setup blocks designed for milling, grinding, inspection, layout work, and machine shop applications. Manufactured from high-grade tool steel and ground on all six sides to provide exceptional accuracy, squareness, and durability.
Core Advantages
✔ Hardened & Precision Ground Tool Steel
Made from premium accuracy-grade tool steel, heat-treated and case-hardened for superior wear resistance, strength, and long service life.
✔ Exceptional Accuracy & Squareness
Precision ground on all six sides with squareness maintained within 0.0002" per inch and matched-pair tolerances of up to 0.0001", ensuring reliable setup and measurement results.
✔ High Hardness for Demanding Applications
Hardened to HRC 57–62 for excellent resistance to deformation, making the blocks suitable for heavy-duty machining and inspection tasks.
✔ Solid No-Hole Construction
The solid-body design provides maximum rigidity and stability, making these blocks ideal for precision grinding, layout work, machine setup, and inspection applications.
✔ Versatile Workshop Tool
Suitable for milling machines, surface grinders, CNC machining, precision measurement, fixture setup, and general machine shop operations.
✔ Precision Matched Pair
Supplied as a matched pair for consistent dimensions and dependable performance in setup, alignment, and calibration work.
Specifications
| Item |
Details |
| Product Type |
Precision 1-2-3 Blocks |
| Material |
Hardened Tool Steel |
| Construction |
Solid Body (No Holes) |
| Dimensions |
1" × 2" × 3" |
| Quantity |
2 Blocks (Matched Pair) |
| Hardness |
HRC 57–62 |
| Accuracy |
0.0001" – 0.0002" |
| Squareness |
Within 0.0002" per Inch |
| Surface Finish |
Precision Ground on All 6 Sides |
| Weight |
Approx. 3.5 lbs per Pair |
Applications
• Precision Grinding
• Milling Machine Setup
• CNC Machining
• Layout & Inspection Work
• Fixture and Tool Setup
• Workpiece Alignment
• Precision Measurement
• Machine Shop Operations
Package Includes
2 × Precision 1-2-3 Blocks (No Holes)
FAQ
Q1: What material are the blocks made from?
The blocks are manufactured from accuracy-grade hardened tool steel and precision ground on all six sides.
Q2: What is the hardness rating?
The blocks are heat-treated and case-hardened to HRC 57–62 for excellent durability and wear resistance.
Q3: What level of accuracy do these blocks provide?
The matched pair is ground to tolerances of 0.0001"–0.0002", with squareness maintained within 0.0002" per inch.
Q4: Why choose the no-hole design?
The solid-body construction provides maximum rigidity and stability, making the blocks ideal for precision setup, grinding, and inspection applications.
Q5: What applications are these blocks suitable for?
They are widely used in milling, grinding, CNC machining, inspection, layout work, fixture setup, alignment, and precision measurement tasks.
