Black&Decker BDCHD12S1

The Faithfull Professional 4.2mm HSS Jobber Drill Bit is a specialist size commonly used for creating clearance holes for M4 fixings, tap drill applications, and precision engineering work requiring s more→pecific dimensions. This 4.2mm diameter provides the ideal clearance for metric M4 bolts and screws. Constructed from M2 grade high-speed steel and fully ground to meet DIN 338 standards, this 4.2mm drill bit incorporates a 135° non-slip split point that ensures immediate engagement with the workpiece, preventing drill wander and delivering precise hole placement without centre punching. The robust construction handles drilling through alloy steels, carbon steels, cast iron, hardened alloy steels a…

The Makita Performance SDS Plus range consists of European manufactured hammer drill bits with a patented high volume multi-flute that quickly channels the drilling dust from the hole, saving both tim more→e and money. Due to its aggressive design, the fast and durable carbide tip allows easy centering and spot drilling. Designed for regular professional use, providing excellent performance in the toughest of materials. Also excellent for drilling in high resistance materials such as Green Concrete or Engineering Brick. The unique reinforced flute geometry transfers more impact energy from the rotary hammer to the drill head, reducing stress for user and power tool. The design and technology innovations …

Fully ground HSS Cobalt drill bit manufactured to DIN 338. 5% Cobalt gives increased heat hardness which helps extend the life of the drill bit. 135° Split point is self-centring which helps to reduce more→thrust and aids an easier penetration. Efficient clog-free swarf clearance. Suitable for drilling high carbon and stainless steel. High-density case for safe storage. Features: • Fully ground HSS Cobalt drill bit manufactured to DIN 338 • 5% Cobalt helps to increase life of drill bit • 135° Split point is self-centring for easier penetration • Efficient clog-free swarf clearance • Suitable for drilling high carbon steel and stainless steel • High-density case for sa…