Swatom 8 in 1 Mini Gadgets Repair Tools Pen Style Precision Screwdriver Set Kit, Home Improvement (Blue) Complete self-contained tool - all bits store inside handle; 5" length x 1/2" diameter, 1.5 oz 8 screwdriver head kits with magnetism:1/16in,5/64in,3/32in,1/18in,#00,#0,#1,#2 Professional portable hardware tools,lightweight,compact design Precision screwdriver set is a handy tool for small or large projects with mini size Lifetime warranty and free delivery for the missing/broken screwdriver head kits 8 conventional screwdriver head to meet your daily use. 4.33 inches in length is not only convenient to use, but also very comfortable to use. With three non-slip, you can use a screwdriver like a pen. Super portable, length only 4.33 inchs, can be placed in the pocket, bags and other places. With a clip can be caught on a shirt.