Contains a selection of the following popular sizes used in the restoration and repair of Triumph Sports Cars including Triumph TR2, TR3, TR3A 1/4 UNF X 1/2, 1/4 UNF X 3/4, 1/4 UNF X 1, 5/16 UNF X 3/4, 5/16 UNF X 1, 5/16 UNF X 1 1/4, 3/8 UNF X 3/4, 3/8 UNF X 1, 3/8 UNF X 1 1/4, SPRING WASHERS - 1/4, 5/16, 3/8 HEAVY WASHERS - 1/4, 5/16, 3/8 NYLOCS - 1/4, 5/16, 3/8 FULL NUTS - 1/4, 5/16, 3/8.