SHERA SCREW FIX-W
Self-drilling screw for fixing SHERA BOARD with steel frame FIBRANprofiles .
The under head has very sharp countersunk nibs to allow the screw to flush perfectly with the board, its special tip improves the perforation.
Self-drilling screw suitable for fixing SHERA BOARD with 8, 10, 12 mm thickness, to the metal structure till 10/10 thickness of steel.
Power drill with variable speed , 0 -2500 rpm, power input 550W.