No longer made in usa. Metric/sae line wrench flare nut sets. You get both sets. 3/8 x 7/16 44174. 1/2 x 9/16 44171. 5/8 x 11/16 44173. 3/4 x 7/8 44172. 9 x 11 44175. 10 x 12 44176. 13 x 14 44177. 15 x 17 44178. Collectible c my other items.