/ Precision Measuring Tools / Precision Hand Tools / Squares / Combination Square Accessories / B33J-4R * Not actual product image 50235 B33J-4R Combination Square Blade 50235 Other similar products Blade for Junior Combination Squares,Inch, 6" Features Downloads Contact Starrett Features 6" Length 4R - 8ths, 16ths, Quick Reading 32nds, 64ths 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.