Hanson® 2 Pc Adjustable Tap Socket Sets, 3/8 in Drive, #6 to 1/2 in Tap Range

Designed to ensure that bolts fit tightly and anchor securely. Plug taps have 3 to 5 chamfered threads and are for general purpose applications. 4-flute design ensures fast, easy chip clearance. Hexagon dies are ideal for cutting right-hand external threads. Hex head shape is designed for use in die stock and adjustable wrenches.