T Tulead 45 Degree Machinist Square 4.72″×3.15″ Steel Miter Precision Squar
T Tulead 45 Degree Machinist Square 4.72″×3.15″ Steel Miter Precision Square Machinist Angle Ruler for Engineer Woodworker. Manufacturer: T Tulead. 45 Degree Square Design: With a groove milled in the inner corner, provide clearance for burrs and debris, can match ultimate accuracy.