Quick facts
- Brand: PATIKIL
- Price: USD 8.49
- Rating: 4.70 (150 reviews)
The PATIKIL 2.5mm drill bit set is built for demanding drilling tasks where standard bits can struggle. Made from M42 high-speed steel formulated with 8% cobalt, these jobber bits are designed for hardness, wear resistance, and heat resistance—especially helpful when working with tougher metals.
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Each bit features a 135° split point and a straight shank for stable starts and dependable handling. The titanium nitride (TiN) coating helps resist oxidation and corrosion, supporting longer service life in frequent-use scenarios.
This 3-pack is a practical pick for shops and DIYers who need a consistent 2.5mm size on hand for stainless steel, iron, aluminum, copper, plastics, or wood. For best results, keep the drill at a 90° angle to the workpiece and reduce speed as material hardness increases.
- 3-pack of 2.5mm (0.1 in ≈ 3/32 in) jobber drill bits; 25mm flute length; 56mm overall length
- M42 high-speed steel with 8% cobalt for high hardness, wear resistance, and heat resistance
- Titanium nitride (TiN) coating helps resist oxidation/corrosion and extend service life
- 135° split point designed for more controlled starts on harder materials
- Suitable for stainless steel and other materials including iron, aluminum, copper, plastics, and wood






