All trowels have blades that are tempered steel, ground, then polished from heel to toe. Hardwood style handle. Wood Handle Margin Trowel - 5"x 2"Each end makes a different size rounded joint. Compacting the mortar helps keep moisture from penetrating the joint. Concave joint helps conceal small irregularities in laying and emphasizing the pattern. Polished to make slick joint. WT-52$2.79 Wood Handle Margin Trowel - 5"x 1-1/2"Each end makes a different size rounded joint. Compacting the mortar helps keep moisture from penetrating the joint. Concave joint helps conceal small irregularities in laying and emphasizing the pattern. Polished to make slick joint. WT-54$2.79 Wood Handle Margin Trowel - 6"x 2"Each end makes a different size rounded joint. Compacting the mortar helps keep moisture from penetrating the joint. Concave joint helps conceal small irregularities in laying and emphasizing the pattern. Polished to make slick joint. WT-56$3.15