Izdelki za vijaki za strehe (1)

Self-tapping screw for fastening, connecting sheet metal and metal profiles up to 0.9 mm Head: hemispherical with press washer, Philips slot No2, M = 4.5 5.1 Tip:sharp Coating:white zinc Minimum breaking torque:4.2 Nm Core hardness:240 450 HV Surface layer hardness:550 MIN HV