Notch Trowel 1/4" x 1/4"x 1/4" SQ. notch box of 6 trowels. Square notched trowels for spreading mastic, adhesive and thin-set mortars. Trowels are made of hardened tempered steel blade fasten to the aluminum shank with a soft grip handle. Trowel info: 11" length, 4 1/2" width, soft grip handle. Box of 6 Square 1/4" x 1/4" x 1/4" notched trowels.