Machine tap with spiral flute suited for blind holes. Bright finish to produce more accurate and cleaner threads preventing the workpiece material from sticking to the cutting edges. Specifications Shank: Cylindrical shank with Square Premachined hole diameter - millimeter (PHD): 21mm Connection diameter - millimeter (DCON MS): 18mm Threading length - millimeter (THL): 35mm Thread diameter size (TDZ): 24 Basic standard group (BSG): ISO 529 Material code (BMC): High Speed Steel Cobalt Thread form (THFT): M - Metric coarse Flute count (NOF): 4 Alt Part Number (Material ID): 5974497 Material Application Priority Usage: N - Non-ferrous metals, P - Steel and cast steel Package Dimensions: 29 x 132 x 29mm Hand (Cutting direction): Right Package Quantity: 1 Country of origin: India Sellable Unit Weight: 251.1g Hole Type: Blind Hole Coating: Bright Brand: Dormer