This Annular Cutter Cobalt 6pc Set can create cylindrical holes, of a depth up to 1 inch, on both ferrous and non-ferrous metals. These cutters are designed with a thin walled hollow design with dual alternating teeth geometry, delivering more efficient and aggressive cutting than traditional hole saws and twist drill bits. Multiple precision cutting edges produce more accurate holes without burring. Premium M2 cobalt high speed steel construction provides superior cutting performance, while our reformulated aluminum additive withstands high temperature for maximum durability. These cutters are suitable for working with cast iron, stainless steel, aluminum, copper, and more. Set comes complete with its own compact storage case.
As a teen, Daniella Isaacs sneaked a peek at her mother’s private journal – and was surprised at what she read. The discovery sent her on a life-long journey questioning the meaning of trust, desire and, ultimately, love
Details are deficient, scientific analysis contentious and expert voices missing in Markson’s thesis about ‘what really happened’ in China, which establishes a crime scene around the Wuhan Institute of Virology
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Three weeks from today leaders will gather in Glasgow for the Cop26 climate summit. But will their individual pledges to reduce emissions carry enough weight to avert the growing threat of catastrophic global heating?
Dr Peter Goadsby’s pioneering work has changed our understanding of migraines. Eva Wiseman, who has endured them since she was a child, hears how he found his way to the source of the pain – and what can be done about it