🔥High-speed Steel Thread Spiral Screw🔥

• Complete hole drilling, tapping & deburring. Countersinking in one operation with a power drill. Thread Tap Drill Bits Set saves labor and time!

• The thread drilled by the drill is very reliable. Even if you do not use an electric drill, you can easily screw in the screws just by hand, saving a lot of work time.

• Made of High-Speed Steel 4341 material, higher hardness, more durable. Applicable to some types of carbon steel and ordinary steel, copper and aluminum-magnesium alloy drilling hole. Six different sizes of drill bits can help you get different sized holes.

FEATURES:

• Sturdy Material：Made of HSS, enough hardness and sturdy construction make them not easy to break or deform. Not easy to rust, which can serve you for a long time.
  
• Spiral Flute Design：The wide spiral flute allows chips to easily get out of the hole to prevent chip crowding and breakage of tap drill bits
  
• Saving Time & Effort：Drills and taps in a single pass to save your labor and precious time
  
• Great For Various Threads：Provide 6 pieces of taps in different sizes: M3, M4, M5, M6, M8 and M10. Can meet your diversified requirements.
  
• Wide Application：Suitable for drilling holes in wood, aluminum, iron, plastic and other materials with low hardness.
  
• Easy To Use：Easy to use and install, allowing you to change bits fast with one-handed load and release operation.
  

Specification:

• Material: High-Speed Steel with Titanium coating
• Hex Shank: 6.35mm (1/4")
• Standard: Metric
• Thread Size: M3, M4, M5, M6, M8, M10
• Pitch: 0.5mm, 0.7mm, 0.8mm, 1.0mm, 1.25mm, 1.5mm

Package Includes:

• 1 x M3x 0.5: Total length: 55mm, Spiral length: 24mm, drill diameter: 2.5mm
• 1 x M4x 0.7: Total length: 54mm, Spiral length: 24mm, drill diameter: 3.3mm
• 1 x M5x 0.8: Total length: 58mm, Spiral length: 28mm, drill diameter: 4.2mm
• 1 x M6x 1.0: Total length: 58mm, Spiral length: 28mm, drill diameter: 5.0mm
• 1 x M8x 1.25 Total length: 59mm, Spiral length: 18mm, drill diameter: 6.8mm
• 1 x M10x 1.5 Total length: 59mm, Spiral length: 20mm, drill diameter: 8.5mm