Bosch HSS-Co Cobalt Drill Bit - 4mm, Pack of 10

Introducing our 'Bosch 4mm Cobalt HSS-Co Drill Bits', now available in a convenient pack of 10. Expertly designed for ultimate durability and top-notch performance, these drill bits are the go-to choice for drilling through stainless steel. Engineered with a cobalt alloy content of 5% and full ground HSS (High-Speed Steel), these drill bits set the standard for surface quality, wear resistance, and heat protection. Pair this with our efficient design of two cutters and twin flutes, and you have rapid chip removal that increases the lifespan of your bits. These drill bits are meticulously crafted to DIN 338 standards and feature a Type N flute angle with a precision-engineered 135-degree tip. This ensures optimal cutting action and superb centring without drifting. Our Bosch Cobalt HSS-Co Drill Bits are versatile and compatible with various materials, including alloyed and non-alloyed steel, cast iron, cast steel, as well as acid and heat-resistant steels. They boast a cylindrical shank system perfect for use in drill stands and drivers. Specifications: - Diameter: 4.00 mm - Working Length: 43 mm - Total Length: 75 mm - Suitable Materials: Ferrous metals, hard plastic Materials in Detail: - Steel/Ferrous Metal - Stainless Steel - Alloyed and Non-alloyed Steel - Gray Iron - Hard Plastic When it comes to long-lasting performance and superior quality, trust Bosch Cobalt HSS-Co Drill Bits where durability meets precision.