Various bit holders to fit our 3D printed Bit Bins. SDS Plus Jigsaw Short 1/4 Hex Long 1/4 Hex 1/4 Socket holders Drill and Tap holders (You need to know the exact diameter of your Tap and Drill bit shafts) Drill Bit holders (You need to know the exact diameter of your Drill bit shafts required) Dremel Accessory holders Multi Tool Blade holders We also have the narrow bit holders and narrow bit holder adapter plates to adapt a bit bin to take the narrow bit holders. A Narrow bit holder set includes 2x narrow bit holder dividers and 1x endcap.