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| Top Inspection, Nep counters Top Tester. Nep counters / Top inspection machines mainly for Wool. Cleanliness, ASTM D 1770. Toennissen. Top tester to check for impurities in combed material or tops. You can easily check for neps, shells, vegetable impurities, coloured hairs and urine residues in wool tops. The material is guided between three adjustable guides into a two roller drawing frame. The length of the drafting zone can be steplessly adjusted depending on fibre length. Various machines in stock from WIRA and Toennissen. Toennissen top tester WIRA Sliver Examination Machine |