Brand: RUKO Item: Hand tap Material: High-speed steel (HSS) Application: Thread making Finish: Bright Thread Length: 13mm Overall Length: 2.0in (51mm) For Use On: Aluminum, brass, plastic, steel, bronze and cast iron Thread: M5 x 0.5 fine threads per DIN 2181 Tap Drill Size: 4.5mm Shank: Square shank per DIN 10 RUKO hand tap, M5 x 0.5 fine, square shank per DIN 10, high-speed steel (HSS), bright finish.