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Klein Tools Electrician's Combination Square, 12-Inch

Name: Klein Tools Electrician's Combination Square, 12-Inch
Brand: Klein Tools
SKU: 5014303467
Rating: 4.9 (26 reviews)

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4.9

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Klein Tools' Electrician's Combination Square provides precision machined 90 and 45-Degree edges and is the right tool for conduit layout on an electrical box. Powerful Rare-Earth magnets firmly hold the ruler to the body and allow for no-hassle adjustments for any marking or layout needs. Use the integrated conduit layout template that is etched into the stainless steel ruler to quickly find knockout centers in seconds.

Powerful Rare-Earth magnets allow for no-hassle quick ruler adjustments and firmly hold the ruler to the body
Durable and lightweight aluminum body with precision machined 45 and 90-Degree edges can set a miter saw or table saw to the perfect angle
Effortlessly find center knockouts for EMT using the integrated conduit layout template
Double-sided ruler provides measurements in 1/8-Inch and 1/16-Inch increments on one side; electrical panel schedule and conduit layout template on the other side for versatility
Deeply etched markings in the 12-Inch, rustproof, stainless steel ruler prevent the print from rubbing off
Large, high visibility bubble vial window with reinforced housing is easy to read
Place EMT and rigid conduit or conduit adapters in the body to quickly identify the conduit diameters to easily plan the electrical box layout
Integrated Stainless Steel scriber marks with pinpoint accuracy

General
Material	Steel	Type	Measuring layout tool
Package Quantity	1	Color/Finish Family	Orange

Dimensions
Width (Inches)	0.75

Features
Graduations/Resolution	1/8"; 1/16"	Measuring Range	12 in
Marking Tool Category	Other	Lowe's Exclusive	No

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -

Warranty
Warranty	Limited lifetime

Miscellaneous
UNSPSC	27111800

Check out the Best Selling Squares on Lowes.com

Review

4.9 out of 5

26 Reviews

3 Star

2 Star

1 Star

100% Recommend this product

Ratings may include incentivized customer reviews.

26 Customer Reviews

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Great buy

Would Recommend

This tool made the deck project easier to do

Doc FishSeptember 10, 2026
Verified Purchaser

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Great tool

Would Recommend

What you expect from Klein, except the price. Good tool. Well made. Dependable.

CryoMechSeptember 6, 2026
Verified Purchaser

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Job Specific Review

Would Recommend

Great for electricians otherwise buy the locking square.

BuzzJune 19, 2026
Verified Purchaser

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It’s magnetic

Would Recommend

It’s magnetic

Zeke ElliottJune 10, 2026
Verified Purchaser

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The magnet is strong!

Would Recommend

I liked how the packaging can also be the storage and how simple it is to use.

Handy MannyApril 25, 2026
Verified Purchaser

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/18d63d6c-0c03-5f67-a055-c86804f49901

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Would Recommend

A square

PhquallApril 25, 2026
Verified Purchaser

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Magnetic

Would Recommend

Lots of handy markings

JeffApril 1, 2026
Verified Purchaser

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Great for conduit work.

Would Recommend

Very well made as usual with klein products, highly accurate and very nice electrician specific markings.

MatthewMarch 18, 2026
Verified Purchaser

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COMPARE PRODUCTS

		Name	Current Item Klein ToolsElectrician's Combination Square, 12-Inch
		Ratings	26
		Width (Inches)	0.75
		Package Quantity	1
		UNSPSC	27111800
Johnson LevelAluminum 2-in Adjustable square	Swanson Tool CompanyAluminum 19.0-in Adjustable square	Johnson LevelAluminum 7.5-in Measuring layout tool	VEVORSetup Blocks Woodworking Tools 16-Piece Precision Height Gauge Block Set with Clearly Laser Engraved Size Markings and Storage Case Aluminum Setup Bars for Router and Table Saw Accessories	D-Unique ToolsSteel 3.5-in Measuring layout tool	Johnson LevelAluminum 7.25-in Measuring layout tool	Robert Larson 7-1/2 Rosewood Sliding Bevel with Brass Fittings	VEVORRouter Table Adjustment Bars 14-piece Set Durable Aluminum Construction Blocks for Measuring Depths Heights and Angles Includes Engraved Measurements and Carrying Case Ideal for Router	Robert Larson 605-1250 Beechwood Mortise Marking Gauge
37	51	39
2	19	7.5	10	3.5	7.25	3	12	6.25
1	1	1	1	1	1	1	1	1
27111800	27111800	27111800	27111800	27111800	27111800	27111800	27111800	27111800