Thread Tap Drill Bit Set 6Pcs US Standard Spiral Flute for Square Shank

1 SPIRAL TAP SET: Adopt High speed steel material with blue coating, long lasting and wear resistant. Suitable for through holes and blind holes, with strong cutting performance 2 HARD AND HEAT RESISTANT: Thread tap drill bits possess long service life, high hardness, fast chip removal, and high temperature resistance 3 VERSATILE FOR VARIOUS MATERIALS: Spiral flute screw machine tap is suitable for processing iron, aluminum, and universal steel materials, very versatile 4 RELIABLE MATERIAL: Metal screw hole tap drill is made of high speed steel for superior performance, has high toughness and good wear resistance 5 MULTIPLE SIZES INCLUDED: Thread tap drill bits set include various sizes ranging from 6-32NC to 1/4-20NC for different needs, provide great convenience for your work

What's in the box
6 x Thread Tap Drill Bit Set