Benchmark Tools 388176 4 inch Precision Double Square 4R Graduations Accurate to +/- 0.002 inch Over Length of Blade Hardened Stainless Steel Blade (4" Double Square)

★★★★★ 4.9 38 reviews

$31.67
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$31.67
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Management number 213590188 Release Date 2026/04/12 List Price $12.67 Model Number 213590188
Category

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 0.002 (two thousandths of an inch) over the length of each blade. 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. Blades have Quick-Reading 4R markings (1/64ths and 1/32nds on one side and 1/8ths and 1/16ths on the reverse. Square heads are cast and then precision machined. Square head color is cobalt blue. Square heads lock down tight via locking knob. Squares come in a cardboard box. Available in with either a 4” or 6” blade. Spare blades and locking screws are also available. Specifications: Blade width: 0.728 inch +/- 0.01 inch Blade thickness: 0.078 inch +/- 0.008 inch Blade groove: 0.86 inch wide and 0.03 inch deep Graduations: Quick reading 4R (1/8, 1/16, 1/32, 1/64) Head thickness: 0.472 inch +/- 0.02 inch Head width: 0.084 inch +/- 0.02 inch Head height: 2.36 inch +/- 0.02 inch

  • 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 0.002 (two thousandths of an inch) over the length of each blade.
  • 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. Blades have quick Reading 4R markings (1/64ths and 1/32nds on one side and 1/8ths and 1/16ths on the reverse.
  • Square heads are cast and then precision machined. Square head color is cobalt blue. Square heads lock down tight via locking knob.
  • Squares come in a cardboard box.
UPC 850026388176
Color black
Model 388176
Brand Name Benchmark Tools
Style Name 4" Double Square
Unit Count 1.0 Square Feet
Part Number 388160
Manufacturer Taylor Toolworks
Material Type Stainless Steel
Graduation Range 1/32 Inches
Included Components Square
Item Dimensions L x W 4"L x 2.65"W

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4.9 out of 5
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