UNIVERSAL BEVEL DIAL PROTRACTOR MAGNIFIER 6 12" BLADES SATIN 360 Stainless Steel 360 Degree Universal Bevel Protractor With Magnifier 12"and6"bladesfine adjustment(technically it's11-5/8"and5-7/8".Number rounded off like othersellers) Protractor graduated 0-90 degree -1 full 360 degree Optical magnifier:View screen: 5/8'' x 1-3/8" ;Satin chromed stainless steel;Measuring precision: 5' Quantity: 1 ; Case overall dimension: 4''L x 12-1/8''W x 1-1/4''H ; Weight: 1.35 lbs