Description Overview Inventory number: E-7852 Fehrer needle punching machine Year: 1982 Model: NL 21 Specifications Working width: 400 cm Stroke amplitude: 40 mm Needle density: 10,000 per linear meter (double board 5,000 + 5,000 needles per linear meter down stroke) 1300 rpm Electrical Electric motors Included Components 2 exit rollers 1 set of needle boards with needles