The Multi-tool pen is perfect for everyday situations or special adventures. Compact multi-tool is easy to carry and use. This item features a ball point pen, phone holder, bottle opener, clip, ruler, screwdriver, Philips screwdriver, stylus, uses small D-1 parker pen refill. Sometimes novel other times serious, this multi-tool pen will appeal in form and function to anyone who likes a gadget. DEMDACO Multi-Tool Pen By Man Gear Collection. Made of Aluminum, Measures 0.5 W x 5.75 H.