About this item
- [Package content]- 2 Pcs 4.6mm Drill Dia High Speed Steel straight shank twist drills.
- [Strength and Hardness]: Made of high-speed 6542 steel, rock wall hardness grade HRC 63-66. With titanium coating treatment, it is reliable and durable.
- [Professional and DIY Use]- Suitable for hardened materials and hard metals, such as cast iron, hard plastics, and also suitable for soft materials. When it cannot penetrate, try to adjust the RPM.
- [Twisted design]- With a 120° angle point and twist design, it can increase the cutting speed through automatic centering; avoid displacement during the work process, and at the same time remove debris and particles faster and easier. The straight shank can be firmly fixed and accurately centered, suitable for standard drill chucks and conventional round chucks.
- [Note]- Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage
- The product is made of high-speed steel, and the surface is plated with titanium.
- Smooth surface finish, long service life.
- Suitable for wood, malleable iron, aluminum, plastic etc.
- Great replacement for your dull drill bit to improve work efficiency.
- Straight shank design is more suitable for many electric drills (here is not included).
Specification:
- Shank Type: Round Shank
- Tool Flute Type: Spiral
- Rock Well Hardness Grade: 63-66 HRC
- Type: N Type 120 °
- Twist Drill Bits Diameter: 4.6mm/0.18inch
- Material:M2 (High-Speed Steel6542)
- Shank Diameter: 4.6mm/0.18inch
- Total Length: 80mm/3.15inch
- Drill Bit Length: 40mm/1.57inch
Package Content:
- 2 Pcs x High-Speed Steel Twist Drill Bit
Notice:
-
Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.
When using a hand-held electric drill, pay attention to speed adjustment. The recommended work speed is 100-1000r/min. The larger the drilling diameter, the slower the drilling speed should be chosen.
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