HSS Hex Shank Screw Thread Tap Drill Bit Combination Set M3-M10 Titanium Coated for Metalworking

Upgrade your toolkit with this premium HSS 1/4inch Hex Shank Screw Thread Tap Drill Bit Combination Set M3-M10, designed for efficiency and precision. Engineered from high-speed steel (HSS) and finished with a durable titanium coating, this set offers extended service life and high wear resistance—perfect for DIYers, mechanics, and metalworking professionals.

This drill bit and thread tap combination set includes sizes M3, M4, M5, M6, M8, and M10, each with accurate pitch specifications:

• Metric Size	Diameter (mm)	Pitch (mm)	Diameter (inches)	Pitch (inches)
  M3 × 0.5	3.0 mm	0.5 mm	0.118″	0.020″
  M4 × 0.7	4.0 mm	0.7 mm	0.157″	0.028″
  M5 × 0.8	5.0 mm	0.8 mm	0.197″	0.031″
  M6 × 1.0	6.0 mm	1.0 mm	0.236″	0.039″
  M8 × 1.25	8.0 mm	1.25 mm	0.315″	0.049″
  M10 × 1.5	10.0 mm	1.5 mm	0.394″	0.059″

Built with a universal 1/4" hex shank, the set is compatible with most electric drills and drivers, allowing for quick and stable bit changes. The drilling and tapping process is combined into a single step, significantly reducing work time and boosting productivity—especially useful in repetitive industrial or workshop tasks.

Whether you're working on soft metal, aluminum plates, or iron surfaces, this set delivers consistent results with minimal effort. The hex shank tap drill bits provide greater torque transfer, reducing slippage and improving cutting precision. Since the tapping process is done by machine, it ensures accurate threading by minimizing manual error.

Key Features:

• HSS 1/4inch Hex Shank Screw Thread Tap Drill Bit Combination Set (6 or 12 pieces)

• Made of high-speed steel with titanium coating for durability and corrosion resistance

• Metric sizes: M3 to M10 – suitable for a wide range of threading applications

• One-step processing: drill and tap simultaneously

• Ideal for metalworking, mechanical repairs, and fabrication

• Compatible with most power drills and impact drivers

• Perfect for soft metal, aluminum, and iron
  
  

If you're looking for a reliable, time-saving solution for thread tapping and drilling, this Set M3-M10 HSS drill and tap combo is a must-have addition to your tool collection. It's not only functional but also a thoughtful gift for DIY enthusiasts, engineers, or mechanics.