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Graduations on the blade are mm and. 5 mm on both sides of the blade. Graduations are precision photo etched and then black filled for easy readability. It is designed to fit all 100 and 150 mm PEC double and combination squares.

Graduations on the blade are 1/8" and 1/16" one one side and 1/32" and 1/64" on the reverse. This 6" replacement double and combination square blade is made in the USA by Products Engineering Corporation PEC Tools one of the last premier US measuring tool manufacturers.

Blade marking are precision photo etched and then black filled for easy readability. Square heads are cast and then precision machined. Squares come in a cardboard box.
1. PEC
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PEC 7105-406 6" 4R Double Square
#adPEC #ad - Blades are hardened and tempered. Ideal for precision layout work. Can be used as a parallel or as a double square. Micro-fine blade graduation.More information #ad
Brand | PEC #ad |
Manufacturer | PEC #ad |
Part Number | 7105-406 |
More information #ad
2. PEC Tools
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Reads 32nds, 8ths, 16ths., PEC Tools 7104-404 4" 4R Double Square, 64ths
#adPEC Tools #ad - Reads: 1/8, 1/16, 1/32, 1/64. Made in usa by PEC Tools. Blade length: 4". Satin-chrome finished blades. Blades are hardened and tempered.More information #ad
Brand | PEC Tools #ad |
Manufacturer | PEC Tools #ad |
Part Number | 7104-404 |
More information #ad
3. PEC Tools
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PEC Tools 7104-164 4" 16R Double Square, 64ths, 100ths., 50ths, reads 32nds
#adPEC Tools #ad - Made in usa by PEC Tools. Blades are hardened and tempered. Satin-chrome finished blades. Reads: 1/32, 1/50, 1/64, 1/100. Blade length: 4".More information #ad
Brand | PEC Tools #ad |
Manufacturer | PEC Tools #ad |
Part Number | 7104-164 |
More information #ad
4. NNiKG
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1/64, 1/16, NNiKG PEC Blem 4inch Double Square 4R 1/8, 1/32
#adNNiKG #ad - Graduations: 4r 1/8", 1/16", 1/32", 1/64". Head thickness: 1/2" head width: 1" Head height: 2-3/8". Squares come in a cardboard box. Blade length: 4". They have a hardened and tempered no-glare satin chrome finished blades.More information #ad
Blade marking are precision photo etched and then black filled for easy readability. Blade width: 3/4", blade thickness: 0075". Square heads are cast and then machined.Brand | NNiKG #ad |
Manufacturer | NNiKG #ad |
Part Number | FE11 |
More information #ad
5. PEC
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PEC 7000-S-4 4 Pc 2"- 6" Solid Square Set in Case
#adPEC #ad - Made in the USA. Have accurate right angles inside and outside. Blade is hardened. Length of blade is measured from inner edge of beam to end of blade. Made from high quality tool steel.More information #ad
Brand | PEC #ad |
Manufacturer | PEC #ad |
Weight | 2 Pounds |
Part Number | 7000-S4 |
More information #ad
6. Products Engineering Corporation PEC Tools
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PEC 7184-100 100 mm Replacement Blade Ruler for 100 and 150 mm Double Squares Metric Graduations
#adProducts Engineering Corporation PEC Tools #ad - This 100 mm replacement double and combination square blade is made in the USA by Products Engineering Corporation PEC Tools one of the last premier US measuring tool manufacturers.Graduations on the blade are mm and. 5 mm on both sides of the blade. Graduations are precision photo etched and then black filled for easy readability. It is designed to fit all 100 and 150 mm PEC double and combination squares.
More information #ad
I. Blade is 100 mm long by 0725" wide by 0072" thick and has a 0085" wide groove running down the center of the blade. Blade is made from hardened and tempered tool steel and has a no-glare satin chrome finish. Pics show both sides of the blade, but only one is for sale.Brand | Products Engineering Corporation PEC Tools #ad |
Manufacturer | Products Engineering Corporation PEC Tools #ad |
Part Number | 7184-100 |
Model | 7184-100 |
More information #ad
7. Products Engineering Corporation PEC Tools
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PEC 7181-006 6" Replacement Blade Ruler for 4" and 6" Double Squares 4R Graduations
#adProducts Engineering Corporation PEC Tools #ad - It is designed to fit all 4" and 6" PEC double and combination square. Blade is 100 mm long by 0725" wide by 0072" thick and has a 0085" wide groove running down the center of the blade.Graduations on the blade are 1/8" and 1/16" one one side and 1/32" and 1/64" on the reverse. This 6" replacement double and combination square blade is made in the USA by Products Engineering Corporation PEC Tools one of the last premier US measuring tool manufacturers.
More information #ad
Graduations are precision photo etched and then black filled for easy readability. Pics show both sides of the blade, but only one is for sale. Blade is made from hardened and tempered tool steel and has a no-glare satin chrome finish.Brand | Products Engineering Corporation PEC Tools #ad |
Manufacturer | Products Engineering Corporation PEC Tools #ad |
Part Number | 7181-006 |
Model | 7181-006 |
More information #ad
8. Benchmark Tools
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Benchmark Tools 388169 6 inch Precision Double Square 4R Graduations Accurate to +/- 0.002 inch Over Length of Blade Hardened Stainless Steel Blade 6" Double Square
#adBenchmark Tools #ad - Square head color is cobalt blue. Blades have quick reading 4r markings 1/64ths and 1/32nds on one side and 1/8ths and 1/16ths on the reverse. They have hardened and tempered no-glare satin chrome stainless steel blades.Blade marking are precision photo etched and then black filled for easy readability. Square heads are cast and then precision machined. Squares come in a cardboard box.
More information #ad
Square heads lock down tight via locking knob. These handy double squares are indispensable for setting up machinery and for performing a host of shop layout tasks. They are manufactured in accordance with eEC Class 1 accuracy standards and are guaranteed to be square to within 0002 two thousandths of an inch over the length of each blade.Brand | Benchmark Tools #ad |
Manufacturer | Taylor Toolworks #ad |
Height | 0.5 Inches |
Length | 6 Inches |
Width | 2.65 Inches |
Part Number | 388160 |
Model | 388169 |
More information #ad