180 Straightedge Rotating Angle Protractor Ruler Stainless Steel Protractor

180 Straightedge Rotating Angle Protractor Ruler Stainless Steel Protractor Description

Description Measuring tool has adjustable protractor arm that can be held in place with the knurled locking nut, quickly and easily identify angles. Widely used in industry, angle measurement, architectural design, carpentry, length measurement, and so on. Features - Color: Silver. - Material: Stainless Steel. - Size: 20.00X9.00X0.20 cm/ 7.86X3.54X0.08 inch. - The protractors is made of stainless steel material, it is not easy to rust, smooth edge, fine grinding, accurate measurement. - The ruler and protractor makes it can measure length by fixed ruler and measure length by moving ruler. - Semicircular protractor at the upper can measure from 0-180 degrees left to right and right to left. - Swing arm protractor read centimetre and read angle marker, then adjust the nut, you can fix the angle. - Suitable for engineering, angle measurement, student drawing, architectural design, carpentry, length measurement. Made of premium stainless steel, durable and lightweight and easy to carry. The protractors are the common shape protractor, it's universal, you can applied to settle the math problems frequently. You can lock the adjustable protractor arm into desired position with knurled thumb nut to quickly and easily identify angles, and adjust the screw if it feels too tight or loose before using the ruler. Suitable for angle measurement, architectural design, student drawing, engineering, carpentry, length measurement. Also proper gift for students, craftsmen, architects and designers.