Threaded screws - Import export

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

Self-tapping screw for fixing gypsum fiber boards Head: countersunk with notches for cutting, Philips slot No2, M = 4.5-5.1

The main purpose is to fix the parts in a plastic dowel of the appropriate diameter or: in wood, with pre-drilling, using metric fasteners (for example, fixing pipe clamps). The carving is rare, single-pass for wood on one side and metric on the other. It has a hexagon between the metric and the screw thread for tightening the screw stud.