Starrett Steel Combination Square with Square Head, 12" Blade Length
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- Designed for Precision - The ruler has a 4R graduation type with 8ths, 16ths, quick reading 32nds, and 64ths that greatly increase the accuracy of your measurements.
- Built to Last - Able to withstand even the harshest environments as our combination squares are designed to last a lifetime. They are very reliable and perfect for any project you take on.
- Variety of Uses - The square head can be used for a variety of purposes such as scribing right angles and parallel lines, measuring, tri-squaring, mitering, depth gauging, height gauging, and levelling.
- Quality Made - The blade is made of hardened steel, offering exceptional durability and resistance to wear, rough usage, high-impact pressure, and shock.
- Versatile Layout Tool - Starrett squares are offered in a practical variety of styles to suit the needs of the individual, whether it be a toolmaker, mechanic, carpenter, or a "do-it-yourself" homeowner.
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Estimated shipping
Select a product to estimate shipping.Designed with a reversible lock bolt, built-in scriber, and integrated spirit level for versatile, accurate measuring and marking in machining, metalworking, and carpentry applications.
Features a hardened, machine-divided steel blade with a satin chrome finish for easy readability, paired with cast iron heads coated in a black finish for long-lasting strength and professional performance.
Technical Specifications
The Starrett 12" Combination Square is a precision-engineered tool built for accuracy, durability, and versatility in layout and measurement tasks. It features a reversible lock bolt, a hardened steel with a machine divided blade, and an integrated spirit level for dependable readings. The cast iron head, finished in black wrinkle, provides strength and stability. Designed with 4R graduations, the blade offers clear divisions in 8ths, 16ths, Quick Reading 32nds, 64ths, making it suitable for fine measurements. With square head included, this combination square delivers reliable performance across a wide range of applications, making it a trusted choice for professionals and craftsmen who demand precision and quality.
Product details





| Main Specification | |
|---|---|
| Global Trade Identification Number | 00049659500554 or 00094705119709 |
| Manufacturer | Starrett |
| Unit Count | 1 Count |
| Brand | Starrett |
| UPC | 094705119709 049659500554 |
| Number of Items | 1 |
| Graduation Range | 1/64 Inches |
| Material | Alloy Steel |
| Colour | Multicolor |
| Style | 4R Graduation Type |
| Item Weight | 1.2 Pounds |
| Technical Details | |
| Part Number | 11H-12-4R |
| Model | 11H-12-4R |
| Material Type | Alloy Steel |
| Style | |
| Style Name | 4R Graduation Type |
| Others | |
| Item Highlight | Spirit Level or Cast Iron Heads or Reversible Lock Bolt or Scriber or 4R Graduation Type or 11H-12-4R |
| Product Type | Carpentry Squares |
| Item Dimensions L x W | 12"L x 1"W |































