Draper Storm Force 90403 (CHD20SFN)

Series 549 HSS High Helix (Parabolic Flute) Jobber Drills Metric HSS GT100 jobber drills. For drilling in difficult conditions when swarf congestion prevents an adequate flow of coolant. For use in more→steel and cast iron having a hardness of up to 1000N/mm2. Not recommended for nickel-chrome steels or similar material. Nitrided lands/polished > 2.36mm dia Manufactured to BS 328, DIN338RN.

The IRWIN® SDS Speedhammer Plus Drill Bits are designed for SDS drilling. They drill exceptionally fast into brick block masonry concrete and granite. The patented unique single flute design more→ensures efficient speedy removal of dust and lower vibrations and 28% greater capacity meaning more efficient waste removal. They have a patented extra-short drill bit head which means the head takes 80% of the workload ensuring higher durability and speed. Clears drilling dust directly into the flute reducing the risk of clogging. The bits have 25% more tungsten carbide for extra strength and they drill 25% faster than competitive drill bits with the same high durability. In addition they …

The Dormer A022 HSS Tin Tip Coated Straight Shank Stub Drill Bit is a high-performance drill engineered for efficient and accurate drilling in demanding applications. Designed with a stub length and s more→traight shank, this drill bit provides exceptional rigidity, making it ideal for high-precision tasks and minimizing deflection during use. Crafted from high-speed steel (HSS) with a titanium nitride (TiN) tip coating, the drill bit ensures enhanced durability and heat resistance, delivering extended tool life even under intense conditions. Its 135° split-point design facilitates easy self-centering and reduces the need for pre-drilling, ensuring efficient performance in steel, cast iron, and other t…