Squares & Protractors

In stock

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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Product SKUs information
Quick View Item code Price range Availability Graduations Blade Length Type Brand
AF-400
$18.49 - $20.54 Limited availability
Angle Indicators
GEN-30
$39.24 - $39.24 Limited availability
Protractors
General Tools
AF-200
$13.67 - $13.67 Limited availability
Angle Indicators
GEN-18
$16.54 - $16.54 2 In stock
Protractors
General Tools
AF-300
$16.4 - $16.4 5 In stock
Angle Indicators
MI-180-102
$52.17 - $57.97 1 In stock
Combination Squares
Mitutoyo
MI-180-903
$127.58 - $141.75 1 In stock
1/8, 1/16, 1/32, 1/64 (4R)
Combination Squares
Mitutoyo
STR-50055
$95.03 - $105.59 2 In stock
1/8, 1/16, 1/32, 1/64 (4R)
Combination Squares
Starrett
MI-180-905
$221.74 - $246.38 Limited availability
1/8, 1/16, 1/32, 1/64 (4R)
Combination Squares
Mitutoyo
MI-180-601
$92.65 - $102.94 1 In stock
1/8, 1/16, 1/32, 1/64 (4R)
Combination Squares
Mitutoyo
STR-CB12-4R
$54.47 - $60.52 Limited availability
8ths, 16ths; Quick Reading 32nds, 64ths
Combination Squares
Starrett
GEN-17
$44.62 - $44.62 Limited availability
Protractors
General Tools
STR-13A
$82.22 - $91.36 5 In stock
1/64
Engineer's Squares
Starrett
MI-180-301
$80.5 - $89.44 Limited availability
Combination Squares
Mitutoyo
STR-9-12-16R
$280.45 - $311.61 Limited availability
1/100, 1/64, 1/50, 1/32 in
Combination Squares
Starrett
STR-50051
$92.71 - $103.01 1 In stock
1/8, 1/16, 1/32, 1/64 (4R)
Combination Squares
Starrett
MI-180-501
$32.73 - $36.37 Limited availability
1/8, 1/16, 1/32, 1/64 (4R)
Combination Squares
Mitutoyo
MI-180-906
$233.89 - $259.88 Limited availability
1/32, 1/64, 1/50, 1/100 (16R)
Combination Squares
Mitutoyo
STR-9-12-4R
$263.06 - $292.29 2 In stock
8th, 16ths; Quick Reading 32nds, 64ths
Combination Squares
Starrett
Angle Indicator; Dial Diameter=101 6 mm, Base Type=Magnetic Base

AF-400

Price Range
$20.54 - $18.49

Stock Levels
Limited availability
Attributes
  • Type
    Angle Indicators
  • Base Type
    Magnetic Base
  • Special Features
    V-Grooved for Use on Round Surface
  • Material
    High-Impact Plastic
Protractor;

GEN-30

Price Range
$39.24 - $39.24

Stock Levels
Limited availability
Attributes
  • Brand
    General Tools
  • Type
    Protractors
  • Range of Motion
    0-180
  • Special Features
    Comes with #640 0.5 mm mechanical pencil
  • Head Shape
    Round
Angle Indicator; Dial Diameter=69 9 mm, Base Type=Magnetic Base

AF-200

Price Range
$13.67 - $13.67

Stock Levels
Limited availability
Attributes
  • Type
    Angle Indicators
  • Base Type
    Magnetic Base
  • Special Features
    V-Grooved for Use on Round Surface
  • Material
    High-Impact Plastic
Protractor; Blade Length=152,4 mm

GEN-18

Price Range
$16.54 - $16.54

Stock Levels
2 In stock
Attributes
  • Brand
    General Tools
  • Type
    Protractors
  • Range of Motion
    0-180
  • Special Features
    Arm Locks into Desired Position with Knurled Thumb Nut
  • Head Shape
    Round
Angle Indicator; Dial Diameter=101 6 mm, Base Type=Non-Magnetic Base

AF-300

Price Range
$16.4 - $16.4

Stock Levels
5 In stock
Attributes
  • Type
    Angle Indicators
  • Base Type
    Non-Magnetic Base
  • Special Features
    V-Grooved for Use on Round Surface
  • Material
    High-Impact Plastic
Combination Square; ,

MI-180-102

Price Range
$57.97 - $52.17

Stock Levels
1 In stock
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Special Features
    Square Head Only for 12 - 24" Models
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=304,8 mm, Graduations=1/8, 1/16, 1/32, 1/64 (4R)

MI-180-903

Price Range
$141.75 - $127.58

Stock Levels
1 In stock
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=304,8 mm, Graduations=1/8, 1/16, 1/32, 1/64 (4R)

STR-50055

Price Range
$105.59 - $95.03

Stock Levels
2 In stock
Attributes
  • Brand
    Starrett
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Head Material
    Cast Iron
  • Material
    Steel
Combination Square; Blade Length=304,8 mm, Graduations=1/8, 1/16, 1/32, 1/64 (4R)

MI-180-905

Price Range
$246.38 - $221.74

Stock Levels
Limited availability
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=609,6 mm, Graduations=1/8, 1/16, 1/32, 1/64 (4R)

MI-180-601

Price Range
$102.94 - $92.65

Stock Levels
1 In stock
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=304,8 mm, Graduations=8ths, 16ths; Quick Reading 32nds, 64ths

STR-CB12-4R

Price Range
$60.52 - $54.47

Stock Levels
Limited availability
Attributes
  • Brand
    Starrett
  • Type
    Combination Squares
  • Graduations
    8ths, 16ths; Quick Reading 32nds, 64ths
  • Thickness
    .094 in
  • Width
    1.000 in
Protractor; Blade Length=152,4 mm

GEN-17

Price Range
$44.62 - $44.62

Stock Levels
Limited availability
Attributes
  • Brand
    General Tools
  • Type
    Protractors
  • Range of Motion
    0-180
  • Special Features
    Arm Locks into Desired Position with Knurled Thumb Nut
  • Head Shape
    Round
Engineer's Square; Blade Length=101,6 mm

STR-13A

Price Range
$91.36 - $82.22

Stock Levels
5 In stock
Attributes
  • Brand
    Starrett
  • Type
    Engineer's Squares
  • Graduations
    1/64
  • Material
    Steel
Combination Square; ,

MI-180-301

Price Range
$89.44 - $80.5

Stock Levels
Limited availability
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Special Features
    Protractor Head Only for 12 - 24" Models
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=304,8 mm, Graduations=1/100, 1/64, 1/50, 1/32 in

STR-9-12-16R

Price Range
$311.61 - $280.45

Stock Levels
Limited availability
Attributes
  • Brand
    Starrett
  • Type
    Combination Squares
  • Graduations
    1/100, 1/64, 1/50, 1/32 in
  • Special Features
    Case
  • Head Material
    Cast Iron
Combination Square; Blade Length=152,4 mm, Graduations=1/8, 1/16, 1/32, 1/64 (4R)

STR-50051

Price Range
$103.01 - $92.71

Stock Levels
1 In stock
Attributes
  • Brand
    Starrett
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Head Material
    Cast Iron
  • Material
    Steel
Combination Square; Blade Length=304,8 mm, Graduations=1/8, 1/16, 1/32, 1/64 (4R)

MI-180-501

Price Range
$36.37 - $32.73

Stock Levels
Limited availability
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Graduations
    1/8, 1/16, 1/32, 1/64 (4R)
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=304,8 mm, Graduations=1/32, 1/64, 1/50, 1/100 (16R)

MI-180-906

Price Range
$259.88 - $233.89

Stock Levels
Limited availability
Attributes
  • Brand
    Mitutoyo
  • Type
    Combination Squares
  • Graduations
    1/32, 1/64, 1/50, 1/100 (16R)
  • Head Material
    Cast Iron
  • Material
    Stainless Steel
Combination Square; Blade Length=304,8 mm, Graduations=8th, 16ths; Quick Reading 32nds, 64ths

STR-9-12-4R

Price Range
$292.29 - $263.06

Stock Levels
2 In stock
Attributes
  • Brand
    Starrett
  • Type
    Combination Squares
  • Graduations
    8th, 16ths; Quick Reading 32nds, 64ths
  • Special Features
    Case
  • Head Material
    Cast Iron

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