Hex Screw Driver End Swivel

Hex Screw Driver Swivel EndThe swivel end is often found on the high end (high priced) screw drivers with small tips and some hex drivers. The more economically priced hex drivers have an open end. After building an item that used M3 Hex screws, I found that my hand was a bit saw from all the screwing in using the open-ended hex screw drivers. My thoughts were to fix this, may be wearing gloves, but this just made picking up the screws very hard. I looked at the high-end hex drivers, and they had this nice swivel on the end that rests in the palm of your hand and allows you to keep pressure on the screw driver without the pain. A quick check of my drivers that I had purchased online with my vernier calipers reviled that the inside diameter of my drivers varied from 13.6mm to 14.7.Referring to the photo, the Red handled drivers were purchased as a set, all 13.6mm ID, where as the Black handled drivers were purchased individually and the ID ranged from 13.6 to 14.7mm.After a number of te