Series E003 HSS-E Spiral Flute Taps offer excellent performance in a wide range of materials thanks to their high speed steel and cobalt construction with steam tempered coating. Multi-application machine taps offering superb performance in a wide range of materials. Steam tempered for excellent heat and wear resistance. Spiral flute (for blind holes) geometries. Typical Applications: Steel, Stainless Steel, Cast Iron. Notes: Metric: M2 - M24. Standards: ISO 529. Machine tap with spiral flute suited for blind holes. Steam tempered surface acts to retain cutting fluid and prevent chip to tool welding. Specifications: Shank: Cylindrical shank with Square. Premachined hole diameter - millimeter (PHD): 21mm. Connection diameter - millimeter (DCON MS): 18mm. Threading length - millimeter (THL): 35mm. Basic standard group (BSG): ISO 529. Thread diameter size (TDZ): 24. Hand (Cutting direction): Right. Material code (BMC): High Speed Steel Cobalt. Thread form (THFT): M - Metric coarse. Flute count (NOF): 4. Alt Part Number (Material ID): 5974376. Material Application Priority Usage: P - Steel and cast steel. Package Dimensions: 29 x 132 x 29mm. Sellable Unit Weight: 248.2g. Package Quantity: 1. Hole Type: Blind Hole. Coating: Steam Tempered.