Easy to Use 1/4 28 UNF HSS Tap and Die Set for Male and Female Threads

Thread Size: 1/4"-28 UNF; Thread Length: 28mm/ 1.1"; Overall Length: 73mm/ 2.87in; Square Shank Size: 5mm/ 0.2in; Tolerance Class: ; Material: High Speed Steel(HSS); Type: machine tap. 1 1/4"-28 UNF tap.

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