42PCS Thread Repair Kit, UNC/UNF/Metric Thread Restorer Kit

The thread repair kit is made of the highest quality carbon steel and tempered at high temperatures for great strength and maximum durability. The die and tap are hexagonal, which can be used with wrench or socket, and the operation is simple and convenient. The thread file can be used at two ends. In addition, it is equipped with a removable plastic sleeve. When used, it is sleeved on the end held by the hand to prevent scratching the hand.

The die and tap of the thread restorer kit have three colors, silver corresponds to UNC size, black corresponds to UNF size, and gold corresponds to metric size. UNC(silver): 1/4"-20, 5/16"-18, 3/8"-16, 7/16"-14, 1/2"-13, 9/16"-12, 5/8-11. UNF (black): 1/4"-28, 5/16"-24, 3/8"-24, 7/16"-20, 1/2"-20, 9/16"-18, 5/8-18. Metric (gold): M6x1.00, M8x1.25, M10x1.25, M10x1.50, M12x1.25, M12x1.50, M12x1.75. NC: 1/4"x20, 5/16"x18, 3/8"x16, 7/16"x14, 1/2"x13, 9/16"x12.

NF: 1/4"x28, 5/16"x24, 3/8"x24, 7/16"x20, 1/2"x20, 9/16"x18. Metric: M6x1.00, M8x1.25, M10x1.25, M10x1.50, M12x1.25, M12x1.50, M12x1.75. SAE: 9,10,12,16,20,27,28,32 and 11,12,13,14,16,18,20,24.

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