/ Precision Measuring Tools / Precision Hand Tools / Squares / Combination Square Accessories / C33-6 * Not actual product image 50227 C33-6 Center Head Only for 6" Combination Squares 50227 Other similar products Smooth-finished, forged and hardened steel center head. Fits 6" blades only. Parts Downloads Contact Starrett Parts Member of Kit Item #DescriptionPart No.QtyInformation 1HEAD,CENTER,BLANK,33-6"NOT AVAILABLE1 2LOCK BOLT COMPLETEPT991551 3•NUT, .231-2801081-01 4•SPRING, .263X.313X.250X.025X2 PT01085-1/21 5•WSHR,.205X.380X.020PT077691 6•BOLT, LOCK #11-607774-01 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.