The BINNS & BERRY TANGRAM is a heavy-duty manual lathe designed for large-scale precision machining operations. This machine features an impressive swing capacity of 157.5 inches over the bed, accommodating substantial workpieces for turning and facing operations. With a center distance of 303.1 inches between spindle and tailstock, it supports extended workpieces requiring machining along considerable lengths. The lathe operates at a variable speed range from 0 to 750 RPM, providing flexibility for different material requirements and cutting conditions. The maximum turning diameter capacity reaches 122.0 inches, making it suitable for large-diameter components. The machine incorporates dual tool slides for enhanced versatility: an upper tool slide measuring 153.5 x 29.5 inches and a lower tool slide spanning 212.6 x 39.4 inches, both equipped with independent cross and longitudinal travel capabilities. The longitudinal travel of the tool saddle on the top bed extends 127.6 inches, while cross travel of the tool slide measures 23.6 inches. The lower bed features traverse adjustment of 19.7 inches for precise positioning. This robust machine combines manual control with substantial work capacity, making it ideal for batch production and custom machining of large industrial components across various industries including heavy manufacturing and precision engineering applications.