A while back, my hard anodized TorchLAB BOSS was updated from the original (as shipped) Lux-RC 371d driver, to the new firmware 371 v2.0 driver. The light itself has been reviewed already, so this review is going to focus mostly on the new firmware.
I have handled one BilletSPIN pen before and was impressed with it. It was a heavy copy though – stainless and brass. I love those two metals, but for a daily driving pen, I tend toward something lighter. This answers that request – it’s titanium! Also the clip is updated…. otherwise very similar pens. Read on for more pics and thoughts!