For those jobs that need a little more steel to cut it, the Arbortech Tuff-Cut blade suits the job well. This blade is a tradesperson's dream. 4mm thick solid steel dished wheel TCT tips for fast trimming work Cuts MDF, wood and laminate Perfect for trimming skirting A heavy duty 4mm thick solid steel dished wheel with TCT tips for fast trimming work on melamine, non-ferrous metals and wood. Its long life tungsten carbide teeth offer unrivalled cutting performance and they can be easily resharpened with a diamond file. It is designed for straight cuts and carving through the toughest of materials, from dirty wood with embedded nails to aluminium. 115mm diameter with a 25mm depth of cut suitable for 115mm and 125mm angle grinders. This blade is the tradesperson's dream.