/ Precision Measuring Tools / Precision Hand Tools / Squares / Combination Square Accessories / B18-16R * Not actual product image 50090 B18-16R Blade Only for Combination Squares, Sets and Bevel Protractors 50090 Other similar products Blade for Combination Squares, Sets and Bevel Protractors, Inch, 18" Note:This item is discontinued. Please consider the recommended alternative listed above or contact our special order department at (978) 249-3551 x410 for more information. Features Downloads Contact Starrett Features 18" Length 16R - Quick Reading 32nds, 64ths, Aircraft Quick Reading 50ths, 100ths Regular Steel Finish Downloads Catalog 33 - Section 11 - Squares Invented by our founder, the combination square was our first product and today, our brand is considered to be the best available. This section offers a range of high quality solid squares, tri-squares specialty products and accessories that is especially broad and deep. Precision Hand Tools (Catalog 33) 612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.