Specification Binding : Misc. Brand : Burkit Color : Silver Label : Burkit Store Manufacturer : Burkit Store Model : 1/2"-20 UNF Left Hand PackageDimensions_Weight : 0.268750 PackageDimensions : L:5.10 X W:4.30 X H:0.63 PartNumber : tap-set-1/2-20-UNF-LH ProductGroup : Home Improvement ProductTypeName : TOOLS Publisher : Burkit Store Size : 1/2"-20 UNF Left Hand SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41tMZD6lv3L._SL75_.jpg SmallImage_Width : 75 Studio : Burkit Store Title : Burkit 1/2"-20 UNF Tap and Die Set Left Hand, 1/2 x 20 UNF Machine Thread Tap and Round Die Weight : 0.3 WeightUnit : pounds