SC-30*110 pneumatic marking machine 1.Marking speed: 3-5 character/second 2.Marking depth: 0.02-1.2mm 3.Lower price SC-30/110 pneumatic marking machine 1.Set type :SC-30×110(Adjusting is available ) 2.Marking scope: 110×30mm Adjusting is available (According to the demands) 3.Marking speed: 5-120 characters/min 4.Marking Directions: Up ,Down ,Right ,Left and Circle etc ,all will be available 5. ...