OSG Threading Tap - BSW Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 1/8 x 40 Threadmill25 consistent hole finish with tolerances

consistent hole finish with tolerances aligned to ISO H5

and tolerances aligned with DIN 8051 B and ISO H5 to ensure consistent bore sizes

this tool blends durability with production-grade efficiency for engineers and machinists who demand consistent

making it a practical choice for production runs and job shops alike

reducing downtime and boosting throughput on Swiss machines

OSG Threading Tap - BSW Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 1/8 x 40 Threadmill25 consistent hole finish with tolerancesDesigned for precision blind hole threading, the OSG BSW Spiral Flute Threading Tap in 1 8 x 40 delivers clean, accurate Whitworth threads with reliability you can count on. Crafted from HSSE (high speed steel with cobalt) and finished with a durable Steam Oxide coating, its built to resist heat and wear in demanding machining environments. Thread Type: BSW (Whitworth) in 1 8" diameter with 40 TPI, optimized for blind hole applications Material: HSSE