Marshalltown Finishing Trowels whether for concrete or plaster are crafted from the highest quality materials using the best design standards blades are crossground to hold their shape The aluminium alloy mountings are fully heat treated for strength they are polished & machinefinished to ensure a perfect handletopostfit Hardened steel rivets properly sized & computer fitted for added strength are used to attach the blade to the mounting Since Marshalltown Trowels are not welded there is no embrittlement problem to cause premature breaking The extra large toe rivet adds additional strength at this point Plasterers shaped handle Size 11in x 412in