Overview Reviews Product Description Only genuine Robertson® colour coded 1/4 hex driver bits have the Cling Fit screw holding feature2 piece construction with tip made from modified S2 Japanese steel and designed to fit 1/4 hexbit impact drivers 2021 Dynaline Catalog Product Videos Custom Field Product Reviews Write a Review Write a Review × Boss Tools Robertson Power Bit #1 X 12" Green 72181 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *