Grand DA-12M

Suitable for drilling out spot welds on “Ultra High Strength Steel” also known as Boron steels, can also be used on galvanized stress steels. Packed in high-density case for safe storage. Fe more→atures: • Suitable for drilling out spot welds on “Ultra High Strength Steel” also known as Boron steels, can also be used on galvanized stress steels • Packed in high-density case for safe storage Specifications: Guarantee:Consumable Model Number: AK4740

The Guhring No 651 Series HSS TiN Twist Drill Bit is a professional-grade jobber drill engineered for demanding metalworking applications. This straight shank metric drill features a titanium nitride more→coating that significantly enhances performance and extends tool life when working with challenging materials. Ideal for drilling steel and cast steel, alloyed and unalloyed grey cast iron, spheroidal iron, sintered powder metal, German silver and graphite, this drill delivers consistent, reliable results in professional workshop and fabrication environments. The high speed steel construction provides exceptional rigidity, whilst the TiN coating offers superior heat and wear resistance for extended …

The Bosch HSS-AlTiN Step Drill Bit in the 6mm–39mm range is designed for professionals who regularly need to drill larger-diameter holes in thin materials, such as sheet steel, sheet plastic, non-ferr more→ous metals, and stainless steel. Covering an extensive 6mm to 39mm spectrum, this single bit is particularly valuable for electrical enclosure work, HVAC installations, and general metalwork where a wide range of hole sizes is required. The split-point tip ensures a precise, burr-free start without pre-punching, even at larger diameters. CNC ground spiral flutes optimise chip removal and minimise vibration for smooth, controlled drilling throughout the entire range. Axial and radial relief grinding pr…