✅【HYDRAULIC PUNCHING MACHINE】This product is a CH-60 hydraulic punching machine. Punching pressure: 310KN / 31T. and busbars. The punching end is equipped with a flat seat, smooth and. Aperture (4 pairs):3/8" (10.5 mm), 1/2" (13.8 mm), 5/8" (17 mm), 3/4" (20.5 mm).
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