The NS9SC is a unit manufactured by Roland Electronic company. It is a weld seam sensor made for the weld detection in steel coils an exceeding width more than 100 mm (3.93 in). It applies the robust magnetic flux leakage technology. The unit is applicable on detection for coils in blanking presses, cut-to-length lines, or scroll shears in the automotive and metal packaging industries. The dimensions are 181 x 165 x 102 mm (7.10 x 6.50 x 4.00 in and a weight of 7.20 kg (15.90 lbs.). Furthermore, the unit's material is a magnetic and non-magnetic steel that can go up to 3.50 mm (.14in.)