/ Precision Measuring Tools / Precision Hand Tools / Squares / Combination Square Accessories / CB12-4R * Not actual product image 50084 CB12-4R Blade Only for Combination Squares, Sets and Bevel Protractors 50084 Other similar products Blade for Combination Squares, Sets and Bevel Protractors, Inch, 12" Features Downloads Contact Starrett Features 12" Length 4R - 8ths, 16ths, Quick Reading 32nds, 64ths Satin Chrome 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.