1/2″ Down-Cut Spiral Bit – 1″ LOC *Astra Coated*

The flutes are designed to push the chips downward and they also help with fraying and chipping on your work piece. Astra Coated Solid Carbide 1/2″ Tip diameter 1″ Length of cut 1/2″ x 3″ – Overall Tool Size Made In USA These tools are coated with a proprietary high performance *Astra coating* that allows higher speed & feed rates as well as 2x the extended tool life & increased lubricity in abrasive material Jonathan's Hot Take: Downcut spiral bits are my most used bit when I want a clean edge on the tool-side of my stock. They're great for stopped mortises, grooves, and dados — and also for hogging out material on the CNC. These bits provide the HIGHEST VALUE because the Astra Coating makes them last at least 2-4x longer than uncoated bits. This is one of those times that spending a little more upfront saves you a lot of money down the line. Spiral bits perform 100x better and 100x longer than straight bits. I recommend staying away from straight bits in general, because