through the base plate and nuts 59 tightened on threaded ends of the tie rods against lower surface 60 of the base plate cylinder support structure 49 is fastened to left and right vertical members 51 and 52 of cylinder support frame 50 by suitable means such as by bolts 61 referring now to fig1 and 2 it may be seen that apparatus 20 includes a laterally disposed ram 62 attached to the lower end of actuator piston rod 44 ram 62 includes a bottom laterally elongated rectangularly shaped anvil plate 63 which spans the distance between outer longitudinal side walls 64l and 64r of front a frame diagonal members 23l and 23r the anvil plate protruding perpendicularly forward with respect to front longitudinal walls 65l and 65r of the front diagonal a frame members ram 62 also includes a laterally elongated rectangularly shaped rear support plate 66 which depends perpendicularly upwards from the rear edge wall of anvil plate 63 as may be seen best by referring to fig2 the outer edge portion of rear surface 67 of rear support plate 66 is located parallel to and slightly forward of front diagonal a frame member front surfaces 65l and 65r allowing relative parallel slidable movement between the ram support plate and the a frame members as may be seen best by referring to fig1 and 3 rear ram support plate 66 is slidably mounted in an up and down direction relative to apparatus 20 by a pair of vertically elongated laterally spaced apart bearing rods 68l and 68r on which are slidably mounted linear bearing assemblies 69l 69r which are fastened to rear surface 67 of rear ram support plate 66 as shown in fig1 and 3 bearing rods 68l 68r are provided with upper mounting flanges 70l 70r.