Unique Bargains 5/16 Inch-18 BSW Spiral Flute Thread Tap Machine Threading Tap HSS-Cobalt Screw Tapping Tool for Machinist Thread Repair H2 Tolerance

Tap Size: 5/16"-18 BSW thread, H2 tolerance; Spiral flute design, upward chip removal; Right hand thread cutting, clear threads without burrs, fast tapping with accuracy.

Material and Finish: M35 cobalt high-speed steel tool (5% Co) is with high hardness (up to around 67HRC) and toughness for wear resistance; Features just the base substrate without any additional coatings, great for wide ranges of applications.

Applications: Suitable for processing blind holes and sticky materials; Great for drilling and tapping aluminum, die steel, stainless steel, bronze, hard plastics, etc.

Easy to Use: Used on drilling machines, tapping machines, CNC and milling machines; Use with tapping oil to get higher quality threads and more durable taps.

Tips: 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.