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Squares & Protractors

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Measuring squares consist of two straight edges set at a 90-degree angle to each other. The primary purpose of these measuring tools is to check the accuracy of right angles to ensure that components remain perpendicular. Similarly, protractors are a measurement device used to measure angles.

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17 results
Product SKUs information
Item Code Price range Availability Graduations Special Offer Blade Length Type Brand View
$354.93 - $354.93 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$124.43 - $124.43 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$164.62 - $164.62 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$445.90 - $445.90 13 In stock
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$477.42 - $477.42 Request the lead time here
32nds, 64ths, 50ths, 100ths
Combination Squares
Starrett
$147.40 - $147.40 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$417.15 - $417.15 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$138.71 - $138.71 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$189.02 - $189.02 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$171.26 - $171.26 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$374.06 - $374.06 Request the lead time here
8ths, 16ths, 32nds, 64ths
Combination Squares
Starrett
$116.85 - $116.85 Request the lead time here
1/8, 1/16, 1/32, 1/64 (4R)
152.4 mm
Combination Squares
Starrett
$141.75 - $141.75 Request the lead time here
1/8, 1/16, 1/32, 1/64 (4R)
304.8 mm
Combination Squares
Mitutoyo
$70.89 - $70.89 Request the lead time here
8ths, 16ths; Quick Reading 32nds, 64ths
304.8 mm
Combination Squares
Starrett
$365.19 - $365.19 Request the lead time here
1/100, 1/64, 1/50, 1/32 in
304.8 mm
Combination Squares
Starrett
$321.52 - $321.52 Request the lead time here
8th, 16ths; Quick Reading 32nds, 64ths
304.8 mm
Combination Squares
Starrett
$116.88 - $116.88 Request the lead time here
1/8, 1/16, 1/32, 1/64 (4R)
304.8 mm
Combination Squares
Starrett
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, 435-12-4R

STR-435124R

Price Range
$354.93 - $354.93

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    435-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Cast Iron
Combination Squares - 8ths, 16ths, 32nds, 64ths;101.6 mm;Steel, C11H-4-4R

STR-C11H44R

Price Range
$124.43 - $124.43

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C11H-4-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Cast Iron
Combination Squares - 8ths, 16ths, 32nds, 64ths;152.4 mm;Steel, C33H-6-4R

STR-C33H64R

Price Range
$164.62 - $164.62

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C33H-6-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Forged Steel
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, C434-12-4R

STR-C434124R

Price Range
$445.90 - $445.90

Stock Levels
13 In stock
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C434-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Forged Steel
Combination Squares - 32nds, 64ths, 50ths, 100ths;304.8 mm;Steel, C434-12-16R

STR-C4341216R

Price Range
$477.42 - $477.42

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C434-12-16R
  • Type
    Combination Squares
  • Graduations
    32nds, 64ths, 50ths, 100ths
  • Head Material
    Forged Steel
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, C11H-12-4R

STR-C11H124R

Price Range
$147.40 - $147.40

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C11H-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Cast Iron
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, 434-12-4R

STR-434124R

Price Range
$417.15 - $417.15

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    434-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Forged Steel
Combination Squares - 8ths, 16ths, 32nds, 64ths;152.4 mm;Steel, C11H-6-4R

STR-C11H64R

Price Range
$138.71 - $138.71

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C11H-6-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Cast Iron
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, C11HC-12-4R

STR-C11HC124R

Price Range
$189.02 - $189.02

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C11HC-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Cast Iron
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, C33H-12-4R

STR-C33H124R

Price Range
$171.26 - $171.26

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C33H-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Forged Steel
Combination Squares - 8ths, 16ths, 32nds, 64ths;304.8 mm;Steel, C9-12-4R

STR-C9124R

Price Range
$374.06 - $374.06

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    C9-12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths, 32nds, 64ths
  • Head Material
    Cast Iron
Combination Squares - 1/8, 1/16, 1/32, 1/64 (4R);152.4 mm;Steel

STR-50051

Price Range
$116.85 - $116.85

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    50051
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Blade Length
    152.4 mm
Combination Squares - 1/8, 1/16, 1/32, 1/64 (4R);304.8 mm;Stainless Steel

MI-180-903

Price Range
$141.75 - $141.75

Stock Levels
Request the lead time here
Attributes
  • Brand
    Mitutoyo
  • Manufacturer Part Number
    180-903B
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Blade Length
    304.8 mm
Combination Squares - 8ths, 16ths; Quick Reading 32nds, 64ths;304.8 mm;Steel

STR-CB12-4R

Price Range
$70.89 - $70.89

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    CB12-4R
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths; Quick Reading 32nds, 64ths
  • Blade Length
    304.8 mm
Combination Squares - 1/100, 1/64, 1/50, 1/32 in;304.8 mm;Steel

STR-9-12-16R

Price Range
$365.19 - $365.19

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    9-12-16R
  • Type
    Combination Squares
  • Graduations
    1/100, 1/64, 1/50, 1/32 in
  • Blade Length
    304.8 mm
Combination Squares - 8th, 16ths; Quick Reading 32nds, 64ths;304.8 mm;Steel

STR-9-12-4R

Price Range
$321.52 - $321.52

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    9-12-4R
  • Type
    Combination Squares
  • Graduations
    8th, 16ths; Quick Reading 32nds, 64ths
  • Blade Length
    304.8 mm
Combination Squares - 1/8, 1/16, 1/32, 1/64 (4R);304.8 mm;Steel

STR-50055

Price Range
$116.88 - $116.88

Stock Levels
Request the lead time here
Attributes
  • Brand
    Starrett
  • Manufacturer Part Number
    50055
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Blade Length
    304.8 mm