40 Piece SAE Alloy Steel Tap And Die Set

Contains: 1" O.D. round dies: 4-40, 6-32, 8-32, 10-24, 10-32, 12-24, 1/4"-20, 1/4"-28, 5/16"-18, 5/16"-24, 3/8"-16, 3/8"-24, 7/16"-14, 7/16"-20, 1/2"-13, 1/2"-20, 1/8"-27 NPT, 1 Die Stock, Screw Pitch Gauge, 2 Tap Wrenches and Screwdriver.
Ideal for creating new tools from raw steel or repairing damaged and worn threads on existing nuts and bolts
Designed to cut and renew internal and external threads to exacting standards for a precision fit every time
Specially heat-treated alloy steel dies deliver superior durability and longer service life.
Packaged in: metal case