Categories | Wickes Self Tapping in Waste Kit £9.03 The self tapping in waste kit is a self-cutting clamp tool for 32mm and 40mm pipe work. Check stock and priceWickes Self Tapping in Waste KitWickes Self Tapping in Waste Kit on other UK sitesWickes Self Tapping in Waste Kit on other UK sitesWickes Self Tapping in Waste Kit on USA sitesWickes Self Tapping in Waste Kit on USA sites | Brands |