Bosch HSS-TiN Drill Bit 4mm

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Bosch HSS-TiN Drill Bit 4mm

Designed for maximum durability, this 4mm HSS twist drill bit features a titanium nitride (TiN) coating that delivers exceptional wear resistance and extended service life when drilling into metal. Whether you are working on steel, alloy, or other hard materials, the advanced coating reduces friction and heat build-up, especially when used with an appropriate cooling system. This makes it a reliable choice for both professional tradespeople and serious DIY enthusiasts who demand precision and longevity from their tooling.

Key features:

- TiN (titanium nitride) coating reduces friction and increases hardness for longer tool life

- High-speed steel (HSS) construction provides strength and resistance to heat

- 4mm diameter suitable for a wide range of metal drilling applications

- Self-centring tip for accurate start and clean hole entry

- Compatible with mainstream drill chucks and power tools

- Ideal for use with a coolant or cutting fluid to optimise performance

Built to withstand repeated use in challenging conditions, this drill bit offers consistent results and dependable performance on every job.

GTIN: 3165140060837