11-29-2014, 05:50 PM
(11-29-2014, 01:58 PM)f350ca Wrote: Obviously not the quality of Pixman's drill bits. First hole with this NOS bit I got some time ago from my uncle, no brand on it but expect North American, came from the machine shop at Stelco Steel.
As it started drilling there was a high pitch chatter, then this, you can see it was fractured down the web from forming, its got blueing down the crack.
Well that sucks, but even the best have some slip through the cracks (no pun intended
).Ed