OSG Roll Tap Ultra Synchro Tap (for metric threads) M8 Pitch 1.25mm 8312275 US-AL-NRT-B-STD-M8 x 1.25 1 piece

Catalog number: US-AL-NRT-B-STD-M8 x 1.25 Features: ● Aluminum and aluminum alloys are plastically deformed to produce no chips, and can be threaded at ultra-high speeds with high precision. Applications: ● For blind hole machining. ● Workpiece: rolled aluminum, aluminum alloy castings, zinc alloy castings. Specifications: ● Precision: RH7 ● Precision notation: STD ● Nominal dimensions: M8 ● Pitch (mm): 1.25 ● Thread length (mm): 13 ● Total length (mm): 70 ● Shank diameter (mm): 8 ● Shank square section (mm): 6 ● Number of teeth: 2 teeth ● Machined thread: Metric thread Material/Finish: ● Cobalt high speed steel (HSS-Co) Caution: ● Pre-drilling has a large effect on the precision of the thread. ● Be careful when drilling the pre-drilled holes.