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SMART STEP Extra-Long Twist Drill Bit 4.5mm | HSS Material | Patent-Pending Tip Geometry | by Wurth
The SMART STEP Extra-Long Twist Drill Bit 4.5mm is designed for precision drilling in steel, cast iron, and hardwood. With a unique patent-pending tip geometry, it ensures clean, circular holes without the need for pre-drilling. Ideal for both professionals and DIY enthusiasts, this drill bit offers reduced vibration and torque, making it perfect for a variety of applications.
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Product Name/Title: SMART STEP Extra-Long Twist Drill Bit 4.5mm | HSS Material | Patent-Pending Tip Geometry | by Wurth
Brand: Wurth
SKU: 624960450
Alternatively Known As: SMART STEP drill bit, extra-long twist drill, stepped drill bit, HSS drill bit, precision drill bit
Technical Specifications
- Diameter: 4.5 mm
- Length (l1): 235 mm
- Chip flute length (l2): 160 mm
- Drill tip length (l3): 3.1 mm
- Shank diameter: 4.5 mm
- Shank style: 3-face shank
- Material: High-Speed Steel (HSS)
- Surface: Multiple refined
- Suitable for tensile strength up to 1000 N/mm²
- Suitable for machine types: Drill, Cordless screwdrivers, Pedestal drilling machine
- Quality: ZEBRA-Premium
- Standard / drilling depth: DIN 1869 / 25xD
- Design: Overlong
- Self-centring: Yes
- Service life rating: 3 of 4 points
- Drilling speed rating: 4 of 4 points
- Bore hole quality rating: 4 of 4 points
- Versatility rating: 3 of 4 points
- Drilling behaviour rating: 4 of 4 points
- Suitable for drill rating: 4 of 4 points
- Suitable for cordless drills rating: 4 of 4 points
- Suitable for upright drilling machine rating: 4 of 4 points
- Dimensions (H x L x W): 4.5mm x 235mm x 4.5mm
- Weight: 0.1 kg
Key Features
- Extremely unequal pitch (EU+) for up to 50% longer service life and 15% faster drilling progress
- Precise, circular holes without tearing or splintering, eliminating the need for pre-drilling
- Extremely comfortable drilling with less vibration and up to 60% less torque required
- 3-flat shank from diameter 4 mm prevents spinning in the drill chuck and protects the chuck
- Patent-pending stepped drill bit tip geometry for optimal chip removal and high precision
- Product packaging made from 100% PCR recycled plastic and is 100% recyclable
Professional Installation Requirements
- No professional installation required; suitable for use with standard drilling machines and cordless screwdrivers by trained users.
Applications
- Suitable for drilling steel, cast iron, non-ferrous metals, wood, and hardwood
- Compatible with drills, cordless screwdrivers, and pedestal drilling machines
- Ideal for precise, circular holes in a wide range of materials including plastics and acrylic
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Product packaging made from 100% post-consumer recycled plastic and is fully recyclable
- Lower energy consumption during drilling due to efficient design
Warranty Information
Warranty details available upon request from Wurth; typically includes coverage against manufacturing defects.
Available Now
The Wurth Extra-Long SMART STEP Twist Drill Bit 4.5mm is available for immediate purchase, ideal for machining applications requiring precision and durability.
