Framing Squares | McMaster-Carr

	System of Measurement System of Measurement

Inch

Metric

	Blade Length Blade Length

	Blade Width Blade Width

1 1/2"

	Blade Thickness Blade Thickness

1/16"

3/32"

1/8"

	Color Color

	Silver
	Blue

	Material Material

Aluminum

Steel

	Graduation Marks Graduation Marks

	Numeric Increments Numeric Increments

10 mm

2 cm

	Graduation Location Graduation Location

	Graduation Mark Style Graduation Mark Style

Printed

Etched

Embossed

	Graduation Color Graduation Color

	Black
	Silver
	White

	Finish Finish

Epoxy Coated

Lacquer Coated

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

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9 Products

Squares with Graduations on Both Blades

Also known as carpenters’ and framing squares, these have graduations on both blades for horizontal and vertical measurements. Squares with rafter framing tables are also known as rafter squares.

Etched graduation marks are wear resistant.

Squares—Inch

	Front Graduation Marks (Numeric Increments)				Back Graduation Marks (Numeric Increments)						Graduation
Blade Lg.	Top	Bottom	Left	Right	Top	Bottom	Left	Right	Material	Color	Color	Mark Style		Each
12" × 8"	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	Epoxy-Coated Steel	Silver	Silver	Printed	0000000	00000
12" × 8"	16ths (1")	16ths (1")	16ths (1")	16ths (1")	16ths (1")	16ths (1")	16ths (1")	16ths (1")	Hardened Steel	Silver	Black	Embossed	0000000	0000
24" × 16"	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	8ths (1")	Epoxy-Coated Steel	Silver	Black	Printed	0000000	00000

Squares—Inch/Metric

	Front Graduation Marks (Numeric Increments)				Back Graduation Marks (Numeric Increments)						Graduation
Blade Lg.	Top	Bottom	Left	Right	Top	Bottom	Left	Right	Material	Color	Color	Mark Style		Each
12" (30 cm) × 8" (20 cm)	8ths (1")	8ths (1")	8ths (1")	8ths (1")	1 mm (20 mm)	1 mm (20 mm)	1 mm (20 mm)	1 mm (20 mm)	Epoxy-Coated Steel	Silver	Silver	Printed	0000000	00000
24" (600 mm) × 16" (400 mm)	8ths (1")	8ths (1")	8ths (1")	8ths (1")	2 mm (2 cm)	2 mm (2 cm)	2 mm (2 cm)	2 mm (2 cm)	Epoxy-Coated Steel	Silver	Black	Printed	0000000	00000

Squares with Rafter Framing Tables—Inch

	Front Graduation Marks (Numeric Increments)				Back Graduation Marks (Numeric Increments)						Graduation
Blade Lg.	Top	Bottom	Left	Right	Top	Bottom	Left	Right	Material	Color	Color	Mark Style		Each
24" × 16"	12ths (1")	16ths (1")	12ths (1")	10ths (1")	16ths (1")	8ths (1")	16ths (1")	8ths (1")	Aluminum	Silver	Silver	Printed	0000000	000000
24" × 16"	12ths (1")	16ths (1")	12ths (1")	10ths (1")	16ths (1")	8ths (1")	8ths (1")	16ths (1")	Lacquer-Coated Steel	Silver	Black	Etched	0000000	00000
24" × 16"	16ths (1")	8ths (1")	8ths (1")	16ths (1")	12ths (1")	16ths (1")	10ths (1")	12ths (1")	Aluminum	Blue	White	Etched	0000000	00000

Squares with Rafter Framing Tables—Metric

	Front Graduation Marks (Numeric Increments)				Back Graduation Marks (Numeric Increments)						Graduation
Blade Lg.	Top	Bottom	Left	Right	Top	Bottom	Left	Right	Material	Color	Color	Mark Style		Each
600mm × 400mm	2 mm (10 mm)	2 mm (10 mm)	2 mm (10 mm)	2 mm (10 mm)	2 mm (10 mm)	2 mm (10 mm)	2 mm (10 mm)	2 mm (10 mm)	Aluminum	Blue	White	Etched	0000000	000000