kwb Metal Drill Bit Cobalt HSS 4.5 mm

kwb Metal Drill Bit Cobalt HSS – Precise Drilling in Metal and Steel

The kwb Metal Drill Bit Cobalt HSS is a high-quality twist drill for demanding drilling work in metal and alloyed steels. With a diameter of 4.5 mm, it is ideal for screw preparations and through holes.

• The cobalt alloy provides high heat resistance and significantly extends tool life.
• The precision-ground twist drill produces clean hole edges and reduces burr formation.
• The cylindrical shank fits standard drill chucks and ensures a firm hold.
• With a 4.5 mm diameter, ideal for fine to medium drilling diameters in metal.
• A 24-month manufacturer warranty ensures peace of mind for long-lasting use.

What sets the kwb Cobalt HSS drill apart

Compared to standard HSS drills, the cobalt alloy offers significantly higher red hardness. This allows harder steels and stainless steels to be machined without premature blunting. The drill is manufactured according to DIN 338 and meets high quality standards.

Ideal for...

This drill is aimed at DIY enthusiasts, craftsmen, and metalworkers who need precise and clean holes in metal. Whether for furniture making, electrical installations, or repairs – the drill is a reliable tool.

How to use the kwb metal drill bit

Use the drill with a drill machine with a chuck. Choose a low to medium speed (approx. 1000–2000 rpm depending on material). We recommend using coolant or oil to reduce heat buildup and increase tool life. Ensure the workpiece is securely clamped.