SHARS 3" x 2" Hardened Precision Steel Squares Straight Edge Square NEW. Accuracy: Class N 0.0002"+ Blade/50000". Length of blade is measured from inner edge of beam to end of blades.Beams and blades are ground and accurately tapped for straightness and parallelism to accuracy. Beam is grooved at inner corner for clearance of burr and dirt. All squares are fully hardened. If you need to speak to a sales person feel free to call. We are open Monday through Friday 8:30 to 5:00 est. The item "2Pcs 3/4'' Shank Canoe Flute and Bead Router Bit Cutter Woodworking Tool US 2AH" is in sale since Monday, April 9, 2012. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Tools\Metalworking Inspection & Measurement\Indicators". The seller is "discount_machine" and is located in Saint Charles, Illinois. This item can be shipped to United States, Canada.