I bought these M8 and M10 self drilling taps off ebay to have a look at recently.
What is the purpose of the point on the end, its not going to assist in drilling the hole?
Any thoughts on how they are used?
http://i237.photobucket.com/albums/f...pseukwwir8.jpg
http://i237.photobucket.com/albums/f...psa7yq5d3p.jpg