Dormer E534 HSS BSW Spiral Point Tap

Machine tap with spiral point suited for through holes only. Steam tempered surface acts to retain cutting fluid and prevent chip to tool welding. Specifications Shank: Cylindrical shank with Square Connection diameter - millimeter (DCON MS): 4mm Threading length - millimeter (THL): 14mm Thread diameter - millimeter (TD): 3.969mm Basic standard group (BSG): ISO 529 Material code (BMC): High Speed Steel Thread diameter size (TDZ): 5/32 Thread form (THFT): BSW - British standard Whitworth Flute count (NOF): 3 Hand (Cutting direction): Right Material Application Priority Usage