Description Overview Uster tester 1 Uster tester 1 Imperfection indicator Dynograph dynamometric tenacity yarn and elastic indicator Calderara & Bossi Twistermetric device, Calderara & Bossi Semiautomatic reeling machine for 7 ends to 120 yards, Branca Idealair Various balances for count yarns Various instruments for control fibers and yarn humidity Air-box control relativity humidity from fibers & yarns, Branca Idealair