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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Metric fine thread set designed for M14x1
Open-bore operation with pins: Pins keep the collet open during boring in a 5C lathe collet chuck
batch after batch
Broad thread compatibility across UNC/UNF/UNEF/UNS: Works with multiple internal thread standards
Dormer Pramet A520 5/16 Inch HSS TiN ADX STRAIGHT SHANK STUB DRILL DIN 1897 A&NF Metric fine thread set designedThis 5 16 inch stub drill features a straight shank and compact length that suits standard drill chucks and collets used in machine shops, maintenance work, and fabrication. Built from premium high speed steel with a TiN coating, it produces accurate holes in steel, aluminum, and stainless steel without requiring excessive setup time or secondary operations. Thinned 130 Degree Point: Promotes reliable self centering so the drill starts on location
