In case you ever wondered, getting hit by a car, while riding your bicycle really hurts. Even if nothing gets broken. It also scares the crap out you when that bumper pops into your peripheral vision, which might be worse. Primal scream therapy does seem to help the victim.
- Nipple spear take 2. Got smart and copied the commercial version. Learned a few things about work holding, the bulbous end fits both a collet and a center. On a manual lathe you flip it couple of times. Two tapers.Spoke spear - for digging nipples out of a puddle of linseed oil and putting them in a deep(ish) dish rim socket. Serrations really help retain the nipple. No idea of the angle, just stuck a shim under the front of the spinner and ground away.