L&J No 3 Mechanical OBI Punch Press 22 Ton 1-3/8" Stroke 63/4" Throat 2Hp 3PhHP: 2 Voltage: 220 440V Wired for 220V Press Rating Ton: 22 Stroke (inches): 1 3 8" Ram Open Height w adjustment up (Inches): 10 Ram Shut Height w Adjustment up (Inches): 8 1 2" Ram Adjustment Length (Inches): 3 Ram Die Shank Size (Inches): 1 3 8 This is probably 1 1 2" Has aftermarket shank holder. Ram Die Shank Length (Inches): 4 1 4 Ram Bolt Distance (Center to Center) (Inches): 3 1 2 Throat Opening (Frame to Center of Ram) (Inches): 6 3 4 Bed Size