DC SWISS Point Tap S320VS-4 UNF(J)1/4-28 111813 1 piece

Catalog number: 111813 Features: ●Tap tool manufactured for nickel alloys. ●Complies with ISO3161 standards except for the lack of rounding at the bottom of the valley, making it ideal for the aviation industry. Applications: ●For through hole machining. ●Workpiece material: Nickel alloy (>850 <1150 N/m [m2]), carbon steel, stainless steel. ●For the aviation industry. Specifications: ●Precision: 3B ●Nominal size: 1/4 ●Pitch (mm): 0.907 ●Thread length (mm): 17 ●Total length (mm): 80 ●Shank diameter (mm): 7 ●Shank square section (mm): 5.5 ●Pilot hole diameter (mm): 5.55 ●Number of threads: 28 ●Number of engaging threads: 4 ●Machining thread: Unified thread ●VS coating Material/Finish: ●Powdered high speed steel (HSS-E-PM)