RUKO HSS Type N Twist Drill Bit - 1.7mm x 43mm
High-performance RUKO HSS Type N twist drill bits. Ideal for steel, cast iron, brass & more. DIN 338 standard with black coating for durability.
The RUKO HSS Type N Twist Drill Bit is a highly efficient standard drill designed for all usual drilling tasks across a wide variety of normal materials. Manufactured to DIN 338 standards, this rolled twist drill bit offers exceptional reliability and high security against fracture, ensuring long-lasting performance even in demanding applications.
This versatile drill bit is well-suited for machining steel and cast-steel, including both alloyed and unalloyed variants with strengths of up to approximately 900 N/mm². It is also highly effective on grey cast iron, malleable cast iron, diecast metal, iron sinter, nickel-silver, and graphite cast iron. Additionally, it performs excellently when working with short-chipping aluminium alloys, bronze, and brass, making it an indispensable tool for any workshop.
Engineered for precision, the drill bit features a robust High-Speed Steel (HSS) construction with a protective black surface coating that enhances durability. The cylindrical shaft and right-hand cutting direction ensure smooth operation and easy compatibility with standard chucks. It boasts a 118° point angle and a 25° - 30° spiral angle for optimal chip removal. Designed as a Shape N bit, it incorporates a helical point normal ground, h8 tolerance, a normal groove profile, and a normal core, delivering accurate and clean holes every time.
Whether you are a professional tradesperson or a dedicated DIY enthusiast, the RUKO HSS Type N Twist Drill Bit provides the precision, strength, and versatility required for superior drilling results.
Variant Details
- Size: 1.7mm x 43mm
- For usual drilling work in all normal materials
- For steel and cast-steel alloyed and unalloyed up to approx. 900 N/mm² strength
- For grey cast iron
- For malleable cast iron
- Standard: DIN 338
- Material: HSS (High-Speed Steel)
- Surface Coating: Black
- Type: Rolled, Type N
- Point Style: Helical point, normal ground
- Point Angle: 118°
- Tolerance: h8
- Groove Profile: Normal
- Core: Normal
- Spiral Angle: 25° - 30°
- Shaft Type: Cylindrical
- Cutting Direction: Right-hand
- Diameter: 1.7mm
- Overall Length: 43.0mm
- Spiral Length: 20.0mm
- Weight: 1g
- Height: 33mm
- Width: 22mm
- Depth: 2mm
- Shape N: helical point normal ground
- SVHC: No SVHC (23-Jan-2024)
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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