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    18 Products

    Starrett High-Accuracy Combination Square Heads

    Attach to Starrett High-Accuracy Combination Square Blades with the included lockbolts.
    Square Heads
    Image of Product. Front orientation. Combination Square Heads. Starrett High-Accuracy Combination Square Heads, Square Heads.
    Square heads check 90° angles.
    Cast Iron—Cast iron heads are durable, so they resist dents and scratches. However, they corrode more easily than zinc heads.
    Cast Iron
    For Blade
    Lg.
    Features
    Each
    4"—0000000000000
    6"Built-In Level000000000000
    12" to 48"Built-In Level000000000000
    Replacement Square Head Lockbolts
    Image of Product. Front orientation. Square Head Lockbolts. Starrett High-Accuracy Combination Square Heads.
    For Head Style
    For Blade Lg.
    Each
    Center, Square4"0000000000000
    Center, Square6"000000000000
    Center, Square, Protractor12" to 36"/300 mm to 600 mm00000000000
    Center Heads
    Image of Product. Front orientation. Combination Square Heads. Starrett High-Accuracy Combination Square Heads, Center Heads.
    Center heads identify the center on pipes, rods, and shafts.
    Cast Iron—Cast iron heads are durable, so they resist dents and scratches. However, they corrode more easily than zinc heads.
    Cast Iron
    For Blade
    Lg.
    Each
    4"0000000000000
    6"000000000000
    12" to 48"000000000000
    Replacement Square Head Lockbolts
    Image of Product. Front orientation. Square Head Lockbolts. Starrett High-Accuracy Combination Square Heads.
    For Head Style
    For Blade Lg.
    Each
    Center, Square4"0000000000000
    Center, Square6"000000000000
    Center6"000000000000
    Center, Square, Protractor12" to 36"/300 mm to 600 mm00000000000
    Protractor Heads
    Image of Product. Front orientation. Combination Square Heads. Starrett High-Accuracy Combination Square Heads, Protractor Heads.
    Protractor heads measure angles.
    Cast Iron—Cast iron heads are durable, so they resist dents and scratches. However, they corrode more easily than zinc heads.
    Protractor
    Cast Iron
    For Blade
    Lg.
    Reversible
    Features
    Angle Measured
    Range
    Graduations (Numeric
    Increments)
    Each
    12" to 48"NoBuilt-In Level0° to 180°1° (10°)00000000000000
    12" to 48"YesBuilt-In Level0° to 180°1° (10°)0000000000000
    Replacement Square Head Lockbolts
    Image of Product. Front orientation. Square Head Lockbolts. Starrett High-Accuracy Combination Square Heads.
    For Head Style
    For Blade Lg.
    Each
    Center, Square, Protractor12" to 36"/300 mm to 600 mm000000000000

    High-Accuracy Combination Square Heads

    Attach to High-Accuracy Combination Square Blades with the included lockbolts.
    Square Heads
    Image of Product. Front orientation. Combination Square Heads. High-Accuracy Combination Square Heads, Square Heads.
    Square heads check 90° angles.
    Cast Iron—Cast iron heads are durable, so they resist dents and scratches. However, they corrode more easily than zinc heads.
    Hardened Cast Iron—Hardened cast iron heads are more durable and last longer than cast iron heads.
    Combination
    Square Heads
    Replacement Square
    Head Lockbolts
    For Blade
    Lg.
    Features
    Each
    Each
    Cast Iron
    12" to 24"Built-In Level000000000000000000000000000
     
    Hardened Cast Iron
    12" to 24"Built-In Level0000000000000000000000000
     
    Center Heads
    Image of Product. Front orientation. Combination Square Heads. High-Accuracy Combination Square Heads, Center Heads.
    Center heads identify the center on pipes, rods, and shafts.
    Cast Iron—Cast iron heads are durable, so they resist dents and scratches. However, they corrode more easily than zinc heads.
    Hardened Cast Iron—Hardened cast iron heads are more durable and last longer than cast iron heads.
    Combination
    Square Center Heads
    Replacement Square
    Head Lockbolts
    For Blade
    Lg.
    Each
    Each
    Cast Iron
    12" to 24"000000000000000000000000000
     
    Hardened Cast Iron
    12" to 24"0000000000000000000000000
     
    Protractor Heads
    Image of Product. Front orientation. Combination Square Heads. High-Accuracy Combination Square Heads, Protractor Heads.
    Protractor heads measure angles.
    Cast Iron—Cast iron heads are durable, so they resist dents and scratches. However, they corrode more easily than zinc heads.
    Combination Square Protractor Heads
    Replacement Square
    Head Lockbolts
    Protractor
    For Blade
    Lg.
    Reversible
    Angle Measured
    Range
    Graduations (Numeric
    Increments)
    Each
    Each
    Cast Iron
    12" to 24"Yes0° to 180°1° (10°)000000000000000000000000000
     
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