Square Head Material Square Head Material |
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Component Component |
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Center Head Material Center Head Material |
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Protractor Head Material Protractor Head Material |
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Manufacturer Model Number Manufacturer Model Number |
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Starrett High-Accuracy Combination Squares
Replace your try square, miter square, depth gauge, height gauge, center-point finder, and level. The blade on these squares meets Fed. Spec. GGG-R-791H, which establishes uniform standards for accuracy, graduations, and size. Blades are labeled with numeric increments that are less than 1" for quick reading. All have wear-resistant etched markings.
Blade | Graduation | Cast Iron Heads | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blade Lg. | Front Grad. Marks (Increments) | Back Grad. Marks (Increments) | Accuracy | Wd. | Thick. | Material | Color | Color | Mark Style | Head Lg. | Each | |
Inch | ||||||||||||
| 12" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.005" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 0000000 |
| 18" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.006" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
| 24" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.007" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
| Replacement Lockbolt for Square, Center, and Protractor Heads | 0000000 | Each | 000000 |
Blade | Graduation | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blade Lg. | Front Grad. Marks (Increments) | Back Grad. Marks (Increments) | Accuracy | Wd. | Thick. | Material | Color | Color | Mark Style | Head Lg. | Each | |
Cast Iron Heads | ||||||||||||
Inch | ||||||||||||
| 12" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.005" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 0000000 |
| 12" | 32nds (4/32"), 64ths (8/64") | 50ths (1/10"), 100ths (1/10") | -0.0035" to +0.005" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
| 18" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.006" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
| 24" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.007" | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
Inch/Metric | ||||||||||||
| 11 3/4"/300mm | 1/2 mm (10 mm), 32nds (4/32") | Millimeters (10 mm), 64ths (8/64") | -0.0035" to +0.005"/-0.09 mm to +0.15 mm | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
| 23 1/2"/600mm | 1/2 mm (10 mm), 32nds (4/32") | Millimeters (10 mm), 64ths (8/64") | -0.0035" to +0.007"/-0.11 mm to +0.25 mm | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/2" | 0000000 | 000000 |
Hardened Steel Heads | ||||||||||||
Inch | ||||||||||||
| 12" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.005" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| 12" | 32nds (4/32"), 64ths (8/64") | 50ths (1/10"), 100ths (1/10") | -0.0035" to +0.005" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| 18" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.006" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| 18" | 32nds (4/32"), 64ths (8/64") | 50ths (1/10"), 100ths (1/10") | -0.0035" to +0.006" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| 24" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0035" to +0.007" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| 24" | 32nds (4/32"), 64ths (8/64") | 50ths (1/10"), 100ths (1/10") | -0.0035" to +0.007" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
Inch/Metric | ||||||||||||
| 11 3/4"/300mm | 1/2 mm (10 mm), 32nds (4/32") | Millimeters (10 mm), 64ths (8/64") | -0.0035" to +0.005"/-0.09 mm to +0.15 mm | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| 23 1/2"/600mm | 1/2 mm (10 mm), 32nds (4/32") | Millimeters (10 mm), 64ths (8/64") | -0.0035" to +0.007"/-0.11 mm to +0.25 mm | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 3 5/8" | 0000000 | 000000 |
| Replacement Lockbolt for Square, Center, and Protractor Heads | 0000000 | Each | 000000 |
Starrett High-Accuracy Combination Square Heads
Attach to Starrett High-Accuracy Combination Square Blades with the included lockbolts. Protractor head measures angles.
| For Head Style | For Blade Lgs. | Each | |
| Square, Center, Protractor | 12"-36"/300 mm-600 mm | 0000000 | 000000 |
Combination Squares
Replace your try square, miter square, depth gauge, marking gauge, 90° level, ruler, and scriber with one tool. Blades labeled with numeric increments that are less than 1" are quick-reading. All have wear-resistant etched markings.
Square head checks 90° angles. Center head identifies the center on pipes, rods, and shafts. Protractor head measures angles.
Blade | Graduation | Aluminum Heads | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Blade Lg. | Front Graduation Marks (Numeric Increments) | Back Graduation Marks (Numeric Increments) | Wd. | Thick. | Material | Color | Color | Mark Style | Head Lg. | Each | |
Inch/Metric | |||||||||||
| 12"/300mm | Millimeters (10 mm), 32nds (4/32") | Millimeters (10 mm), 16ths (1") | 1" | 3/32" | Steel | Silver | Black | Etched | 4 1/4" | 000000 | 000000 |
High-Accuracy Combination Squares
Use these squares in place of your try square, miter square, depth gauge, height gauge, center-point finder, and level. Blades are labeled with numeric increments that are less than 1" for quick reading. All have a corrosion-resistant satin-chrome finish that reduces glare and wear-resistant etched markings.
Square head checks 90° angles. Center head identifies the center on pipes, rods, and shafts. Protractor head measures angles.
Hardened cast iron heads are more durable and last longer than cast iron heads.
Blade | Graduation | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blade Lg. | Front Grad. Marks (Increments) | Back Grad. Marks (Increments) | Accuracy | Wd. | Thick. | Material | Color | Color | Mark Style | Head Lg. | Each | |
Cast Iron Heads | ||||||||||||
Inch | ||||||||||||
| 12" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0025" to +0.0025" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 4 1/2" | 00000000 | 0000000 |
Hardened Cast Iron Heads | ||||||||||||
Inch | ||||||||||||
| 12" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.0025" to +0.0025" | 1" | 3/32" | Satin-Chrome Steel | Silver | Black | Etched | 4 1/2" | 00000000 | 000000 |
| Replacement Lockbolt | 00000000 | Each | 00000 |
High-Accuracy Combination Square Heads
Attach to High-Accuracy Combination Square Blades with the included lockbolts. Protractor head measures angles.
Scratch-Resistant High-Accuracy Combination Squares
A titanium coating protects the blade against scratches and wear. Use these squares to replace your try square, miter square, depth gauge, height gauge, center-point finder, and level. Blades are labeled with numeric increments that are less than 1" for quick reading. All have wear-resistant etched markings.
Square head checks 90° angles. Center head identifies the center on pipes, rods, and shafts. Protractor head measures angles.
Blade | Graduation | Cast Iron Heads | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blade Lg. | Front Graduation Marks (Numeric Increments) | Back Graduation Marks (Numeric Increments) | Accuracy | Wd. | Thick. | Material | Color | Color | Mark Style | Head Lg. | Each | |
Inch | ||||||||||||
| 12" | 32nds (4/32"), 64ths (8/64") | 8ths (1"), 16ths (1") | -0.002" to +0.002" | 1" | 3/32" | Titanium-Coated Steel | Gold | Black | Etched | 4 1/2" | 00000000 | 0000000 |