Irwin panel saws universal 880 triple ground 8t9p irwin 10505213 the irwin universal 880 triple ground hardpoint saw is fitted with a high quality c75 steel blade it features a unique triple ground tooth design offering up to 25 faster cutting performance than traditional double ground saws the 880 saw is ideal for all wood cutting applications the blade is treated with a water based lacquer providing four times the added protection than conventional anti rust agents irwin 10505213 pane