These hold all sizes of the TiBolt
They are not big
That being said
we had some people stick normal 1/4" drive bit in there and get them stuck
Expect variations in the finish
Titanium TiBolt, Full Size, Fully Engraved Pattern:Celtic 2-Tone These hold all sizes ofOK, first things first. I don't have pictures of any of the 2 Tone Pens, so you will have to use your imagination. The pictures here, are not legit. That being said Here it is, the collection of patterns for the Full Size TiBolt, without grip rings on the front. We'll keep adding patterns, as I make them. In case you don't know, the TiBolt is a 100% Titanium Pen. If it can be made from Titanium, it is! Everything from the body, tip, bolt, ball, shaft,