K-T Industries cable lugs are made from pure copper material. The solid construction and long life make these lugs a very good value. The ends are flared for easy installation. Lug Sizes: 1 x 3/8" - fits size 1 cable, 3/8" stud hole2 x 3/8" - fits size 2 cable, 3/8" stud hole2 x 5/16" - fits size 2 cable, 5/16" stud hole4 x 3/8" - fits size 4 cable, 3/8" stud hole4 x 5/16" - fits size 4 cable, 5/16" stud hole6 x 1/4" - fits size 6 cable, 1/4" stud hole8 x 10 - fits size 8 cable, No. 10 stud hole1/0 x 3/8" - fits size 1/0 cable, 3/8" stud hole1/0 x 1/2" - fits size 1/0 cable, 1/2" stud hole2/0 x 3/8" - fits size 2/0 cable, 3/8" stud hole2/0 x 1/2" - fits size 2/0 cable, 1/2" stud hole3/0 x 1/2" - fits size 3/0 cable, 1/2" stud hole | K-T Industries Copper Cable Lug 2-Pack | Size 2 x 5/16"