TOYA Sthor 23421 broca helicoidal HSS 10 mm DIN 338

Drilling precise holes in metal can be a frustrating task when your drill bit wanders, overheats, or dulls quickly. The TOYA Sthor 23421 drill bit is engineered to tackle these challenges head-on, delivering clean, accurate cuts in a variety of materials. Whether you're a professional fabricator or a dedicated DIY enthusiast, this high-speed steel twist drill bit is a reliable addition to your toolkit.

Who is it for

This 10 mm drill bit is ideal for tradespeople, metalworkers, and home hobbyists who need a dependable bit for everyday drilling in steel, cast iron, non-ferrous metals, plastics, and even wood. It pairs perfectly with corded drills, cordless drills, and drill presses, making it a versatile choice for workshops and on-site jobs.

Main features

• Precision-ground 118° point angle ensures fast, accurate starts without walking.
• Made from high-speed steel (HSS 4241) for excellent heat resistance and durability.
• Spiral flute design efficiently removes chips and reduces friction.
• Bright finish minimizes binding and enhances chip flow.
• Meets DIN 338 standards for consistent quality and performance.

Specifications

• Drill Bit Type: Twist Drill Bit
• Material: High-Speed Steel (HSS 4241)
• Diameter: 10.0 mm
• Total Length: 133 mm
• Working Length: 87 mm
• Shank Type: Cylindrical
• Point Angle: 118°
• Flute Type: Spiral
• Surface Finish: Bright (Uncoated)
• Standard: DIN 338
• Packaging Quantity: 1 piece
• Colour: Metallic Grey

Tips

For optimal results, use a centre punch to mark the drilling spot and start at a low speed to prevent the bit from wandering. Apply cutting fluid when drilling into metal to reduce heat and extend the life of the bit. Always wear appropriate safety glasses and secure your workpiece firmly before drilling.