Wheeler Fine Gunsmith Equipment Multi Driver Tool Pen. Its convenient shape fits comfortably in your hand and is equipped to hold 6 of your most used bits. The aluminum constructed handle keeps the bits internally and can be changed quickly by simply pulling the bit out of the exposed end and pushing it through the top of the handle. This tool also comes with a bits holder to conveniently store up to 7 unused bits. Specifications for Wheeler Fine Gunsmith Equipment Multi-Driver Tool Pen: Manufacturer: Wheeler Engineering Fabric/Material: Aluminum Steel Included Accessories: H5/32 Bit H3/32 Bit H1/8 Bit Bit holder T25 Bit H5/64 Bit T15 Bit T20 Bit PH1 Bit SL3 Bit T10 Bit Snap-on Cap SL4.5 Bit SL4 Bit PH2 Bit Quantity: 1 Features: Aluminum construction handle that holds 6 bits internally Hex and SAE (H5/64 H3/32 H1/8 H5/32) Slotted (SL3 SL4 SL4.5) Phillips (PH1 PH2) Torx (T10 T15 T20 T25) Package Contents: Wheeler Fine Gunsmith Equipment Multi-Driver Tool Pen Wheeler Fine Gunsmith Equipment 1082256: Multi Driver Tool Pen