IRWIN SPEEDBOR Standard length 13/16-in x 6-in Woodboring Spade bit Drill Bit

Wasn't able to find this size in store by it self

Exactly what I needed to do a job

What were they thinking????

For hundreds of years, wood working tools have had spurs to cut across the grain of wood. Saws have ATB, Stanley Planes have replaceable spurs on most of their rabbet and panel raising planes. Without spurs to cut the grain, wood grain rips, tears, and splinters. Someone at Irwin has disregarded the hundreds of years of development and removed the spurs from the Speedbor drill bit.. BUT.WHY????? They converted a great tool into a worthless, dull piece of metal that beats it's way through woo...

Best bit for OSB that I've found

A one-tooth hole saw works pretty well in OSB (sub-floor & I-joist web), but for smaller holes all the bits I tried, including some designs that are no longer made, will at some point get an OSB flake caught between the cutting edge of the bit and the bottom of the hole and the bit will just spin without cutting. Maybe it's just me, because I searched the web for a solution and didn't even see the problem mentioned. Not the greatest all-around bit in the world, but it does one thing well t...

chamfered cutting edge

this chamfered design is not working, the bit dulled within 25 holes in oak, did not like the cut from the beginning, felt more like it was beating the wood rather than cutting, imo this new design is worthless/junk, purchased a set and intend on throwing them in the trash, maybe others will have better performance than I. need to go back to the original design.