• Diameter of the Rubbing Finger: 16 mm & 25 mm. • Force on the Finger : 9 N & 20 N. : • Size of Crocking Cloth : (5 x 5) Cms & (7 x7) cms. • Length of the Traverse : 100 ±5 mm Counter (Re-settable).
4-Digit Counter Size of Test Specimen : • Dimension of the Unit : 400 (W) x 700 (D) x 200 (H) mm.