Professional Loppers from Barnel Make Quick Work of Any Garden, Landscape and Arborist Job. Barnel USA B28A 28-inch heavy duty bypass tree lopper, cuts up to 2.5 inches. Drop forged heavy duty construction. Extruded aircraft aluminum handles with anodized finish and cushioned TPR grips. Hand tools from Barnel USA feature high quality construction with unmatched, lasting performance that will be appreciated by landscape/horticulture professionals and garden enthusiasts alike.