REVO Industries, Swarup Mechanical Works manufactures High Speed Overlock Sewing Machine. REVO Industries, Swarup Mechanical Works is a DIN EN ISO 9001: 2001 certified company. This High Speed Overlock Sewing Machine is available in DCZ series. They are single and double straight-needled high speed over-locking sewing machines. These machines are suitable for over-edging and blind-stitch hemming on light to medium weight knitted or woven fabrics and are equipped with a solid presser foot and double-row differential feed dog accompanied with super high speed operation of 6000 stitches per minute. The enclosed lubrication system of the High Speed Overlock Sewing Machine operates using a force-fed gear pump. The oil lines from the pump direct the lubricant to the main moving parts and on return, the oil is efficiently recycled and pumped back into the system.