Tap Size - Thread Size: 1/8-40 UN; Class: 2B; Thread Length: 17mm / 0.67"; Total Length: 50mm / 1.97"; Right Hand Tapping. Package Include - Package includes 1pc 1/8-40 UN right hand thread tap. Machine taps are suggested to be used with tap collets with overload protection. Hand use is easy to cause damage to the tap due to uneven force.. High Speed Steel Material - This 1/8-40 straight flute tap is made from high-speed steel with high hardness and toughness, just the base substrate without any additional coatings. Ensure fine rusty resistance, durability and longevity even with frequent use.. Making or Repairing Threads - For making or repairing threads. The straight flute design of 1/8-40 UN tap provides fast and efficient chip downward removal, reducing the risk of chip accumulation and breakage. Suitable for processing through holes or shallow blind holes. Suitable for most metal, copper, alloy steel, cast iron, aluminum, brass, abrasive steel, A3 steel, iron plate. Appropriate addition of coolant can extend the service life when tapping.. Application Scope - With 2B tolerance, this threading 1/8-40 UN straight flute tap provides precise and accurate threads in a variety of materials, clear threads without burrs. Suitable for drilling machines, tapping machines, automatic machine tools, machining centers, CNC milling machines, etc. Recommended feed speed: ordinary steel: 6-15m/min; harder steel material: 5-10m/min; stainless steel: 2-7m/min; cast iron: 8-10m/min..
