Brand: RUKO Item: Hand tap Material: High-speed steel (HSS) Application: Thread making Finish: Bright Thread Length: 25mm Overall Length: 3.9in (99mm) For Use On: Aluminum, brass, plastic, steel, bronze and cast iron Thread: PG-29 x 16 conduit per DIN 40430 Tap Drill Size: 35.60mm Shank: Square shank per DIN 10 RUKO hand tap, PG-29 x 16, square shank per DIN 10, high-speed steel (HSS), bright finish.