This Vitrex 102950 Wall and floor trowel (20mm and 6mm) provides a thick adhesive bed for wall and floor tile. The blade is hard cold rolled steel and handles are high impact plastic. This trowel has 6mm notches for wall tile adhesive and 10 x 20mm notches for floor tile adhesives. Size: 100 x 230mm (9 x 4in) 1 x Vitrex Economy Tile Trowel 20mm U Notch