20 Best Extra Long Wood Drill Bits 4Mm of 2023 – Romance University
After hours researching and comparing all models on the market, Romance University finds out the Best Extra Long Wood Drill Bits 4Mm of 2023. Check our ranking below.
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- [Specifications]- Twist Drill Bits Diameter: 4mm / 0.16-inch; Drill Bit Length:105mm / 4.13-inch; Shank Diameter: 4mm / 0.16-inch; Total Length: 160mm / 6.3-inch; 2 x Straight Shank Twist Drill Bit
- [Strength and Hardness]- Made of high-speed steel. HSS(High Speed Steel) enables the drill body harder and can keep a longer drilling life.
- [Twisted Design]- With the twisted design, it can improve cutting accuracy by centering the tip. It can avoid displacement of the drill bit during work, and at the same time remove debris and particles faster and easier.
- [Professional and DIY Use]- Suitable for processing non-ferrous metals, such as copper and aluminum, and also suitable for hard plastics. When it cannot penetrate, try to adjust the RPM. Suitable for electric hand drill, bench drill and machine tool equipment.
- [Note]- Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.
- [Specifications]- Twist Drill Bits Diameter: 4mm / 0.16-inch; Drill Bit Length:155mm / 6.1-inch; Shank Diameter: 4mm / 0.16-inch; Total Length: 200mm / 7.87-inch; 2 x Straight Shank Twist Drill Bit
- [Strength and Hardness]- Made of high-speed steel. HSS(High Speed Steel) enables the drill body harder and can keep a longer drilling life.
- [Twisted Design]- With the twisted design, it can improve cutting accuracy by centering the tip. It can avoid displacement of the drill bit during work, and at the same time remove debris and particles faster and easier.
- [Professional and DIY Use]- Suitable for processing non-ferrous metals, such as copper and aluminum, and also suitable for hard plastics. When it cannot penetrate, try to adjust the RPM. Suitable for electric hand drill, bench drill and machine tool equipment.
- [Note]- Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.
- High Speed Steel: High speed steel have a high hardness for fast, smooth cutting of plywood, hard wood and soft wood, swift bore
- Extra Long Cutting : Precision ground for clean cuts and easier fastening
- With a Comfortable Grip Handle: Comes in a sturdy case with a comfortable grip handle
- 5 Sizes: It includes 5 sizes in one drill bit set(2mm,3mm,3.5mm,4mm,5mm), which meet your different needs perfectly
- Application: Ideal for most drilling jobs and materials such as wood, aluminum, copper, plastic, and some soft metals
- [Specifications]- Twist Drill Bits Diameter: 4mm / 0.16-inch; Drill Bit Length:205mm / 8.07-inch; Shank Diameter: 4mm / 0.16-inch; Total Length: 300mm / 11.81-inch; 2 x Straight Shank Twist Drill Bit
- [Strength and Hardness]- Made of high-speed steel. HSS(High Speed Steel) enables the drill body harder and can keep a longer drilling life.
- [Twisted Design]- With the twisted design, it can improve cutting accuracy by centering the tip. It can avoid displacement of the drill bit during work, and at the same time remove debris and particles faster and easier.
- [Professional and DIY Use]- Suitable for processing non-ferrous metals, such as copper and aluminum, and also suitable for hard plastics. When it cannot penetrate, try to adjust the RPM. Suitable for electric hand drill, bench drill and machine tool equipment.
- [Note]- Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.
- [Specifications]- Twist Drill Bits Diameter: 4mm / 0.16-inch; Drill Bit Length:100mm / 3.94-inch; Shank Diameter: 4mm / 0.16-inch; Total Length: 160mm / 6.3-inch; 6 x Straight Shank Twist Drill Bit
- [Strength and Hardness]- Made of high-speed steel. HSS(High Speed Steel) enables the drill body harder and can keep a longer drilling life.
- [Twisted Design]- With the twisted design, it can improve cutting accuracy by centering the tip. It can avoid displacement of the drill bit during work, and at the same time remove debris and particles faster and easier.
- [Professional and DIY Use]- Suitable for processing non-ferrous metals, such as copper and aluminum, and also suitable for hard plastics. When it cannot penetrate, try to adjust the RPM. Suitable for electric hand drill, bench drill and machine tool equipment.
- [Note]- Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.
Last update on 2025-07-07 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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