Feature

●[Specifications] - Twist Drill Bit Diameter 0.39 inches (9.8 mm), Drill Bit Length: 3.3 inches (85 mm), Shank Diameter: 0.39 inches (9.8 mm), Total Length: 5.3 inches (133 mm), 1 x High Speed Steel Twist Drill Bit
●[Strength and Hardness] - Made of high speed steel, high toughness and hardness, not easy to break, easy to remove shavings, drill hardening process improves the working hardness. Surface black oxide treatment, not easy to rust
●[PROFESSIONAL AND DIY USAGE] - This twist drill is suitable for electric drills, manual electric drills, impact electric drills. Suitable for drilling and carving of stainless steel, iron, copper, aluminum alloy, wood and plastic
●[Twist Design]-Spa Iral Flute Design for Fast Cleaning of Shavings. Sharp edge provides a smooth glitch-free cut. Removal of shavings is not easy to stick to tools
●[Warning] - Use it in a cool state. The life of the twist drill bit can be greatly extended with proper use


Description

Description:

1. Made of high speed steel, toughness and hardness, not easy to crack, easy to remove shavings, drill hardening process improves the working hardness. Surface black oxide treatment, not easy to rust
2. This twist drill is suitable for electric drills, manual electric drills, impact electric drills. Suitable for drilling and carving of stainless steel, iron, copper, aluminum alloy, wood and plastic.
3. Spa Iral Flute design for quick cleaning of shavings Sharp edge provides a smooth glitch-free cut. Removal of shavings is not easy to stick to tools.
4. Suitable for several kinds of cooling conditions, such as oil mist, water, oil, air cooled etc.


Specifications:

Shank Type: Round shank
Tool Blade Type: Spa Iral
Rockwell Hardness Grade: 63-66 HRC
Material: High speed steel 6542.
Twist Drill Bit Diameter: 0.4 inches (9.8 mm)
Drill Bit Length: 3.3 inches (85 mm)
Shank Diameter: 0.3 inches (9.8 mm)
Total Length: 5.2 inches (133 mm).
1 x High Speed Steel Twist Drill Bit