Utoolmart Mini Twist Drill Bits Set, High Speed Steel Bit, 10 Pcs HSS-4241 Twist Drill for Steel Aluminum Alloy

Utoolmart Twist Drill High Speed Steel Bit, Mini Twist Drill Bits Set, Jobber Small Twist Drill Bits, 3.6mm Twist Drill, HSS-4241 Twist Drill Bit Set, for Steel Aluminum Alloy, 10 Pcs

Utoolmart Mini Twist Drill Bits Set, High Speed Steel Bit, 10 Pcs HSS-4241 Twist Drill for Steel Aluminum Alloy

Key Features

• ✅ ?Dimension?- Bit Diameter: 3.6mm / 0.14-inch; Shank Diameter: 3.6mm / 0.14-inch; Hardness (HRC): 62-63.
• ✅ ?Material?- Twist Drill is made of high speed steel, high speed steel construction is designed for durability and extended tool life.
• ✅ ?Feature?- Nitrogen Oxidation and Heat Treatment can increase the hardness and corrosion resistant of twist drill bit.
• ✅ ?Application?- Perfect for copper, aluminum alloy, as well suit for wood.
• ✅ ?Special Design?- Fully ground spiral groove design clears particles quickly,decreases friction and heat for faster drilling performance.

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