Faithfull Long Series HSS Jobber Drill Bit 5.5mm (2-Pack)
Faithfull Long Series HSS drill bits (5.5mm, 139mm length) for deep drilling in steel, iron & alloys. DIN 338 compliant.
The Faithfull Professional Long Series HSS Jobber Drill Bits are engineered for deeper drilling applications, combining durability with precision. Made from M2 grade high-speed steel (HSS), these drill bits are fully ground to DIN 338 standards and feature a 135° non-slip split point for improved hole-starting ability and reduced bit walking. Their longer length (139mm) accommodates deeper drilling requirements compared to standard drill bits, making them ideal for professional use where extended reach is necessary.
The robust construction minimises breakage while enhancing penetration efficiency, delivering cleaner and smoother holes in tough materials. Designed for reliability, these drill bits are suitable for use with:
- Alloy steels
- Carbon steels
- Cast iron
- Hardened alloy steels
- Stainless steels
Each pre-packed set includes two drill bits (5.5mm diameter), ensuring you have spares on hand for continuous work. Faithfull’s commitment to quality guarantees these bits perform under demanding conditions, offering professionals a dependable tool for metalworking, fabrication, and engineering tasks.
- Drilling alloy steels
- Drilling carbon steels
- Drilling cast iron
- Drilling hardened alloy steels
- Material: M2 grade high-speed steel (HSS)
- Diameter: 5.5mm
- Overall Length (OL): 139mm
- Working Length (WL): 91mm
- Point Angle: 135° non-slip split point
- Standards: DIN 338 compliant
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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