Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Impact Socket Extensions, 1 in drive, 7 3/8 in; Hazmat=False; Features=One-piece construction ensures concentricity;Precision machined tips for proper fastener engagement;Special heat treat ensures Long life; StandardPack=1EA; CountryOfOrigin=US; Drive Size=1 in; Finish=Black Oxide; Locking Type=Pin; Material=Alloy Steel; Overall Length=7 3/8 in;