Husky 1000-039-351 Phillips and Slotted 8-in-1 Double Ended Precision Screwdriver Set with Onboard Storage TOUGH DESIGN: These bits are made with alloy 6150, an abrasion and shock-resistant steel alloy perfect for lengthy automotive, electrical, and general contracting jobs ONBOARD STORAGE: The cap of the tool unscrews. The hollowed out shaft holds all of the included bits for maximum convenience SPINNING CAP: When attached to the tool, the cap is free-spinning. That means you can have more precise turns for delicate fastening jobs on your jewelry or computer INCLUDED BITS: (4 x Phillips: #000, #00, #0, #1) (4 x Slot: 1/16, 5/64, 3/32, 1/8) DUAL MATERIAL HANDLE: The handle combines metal and rubber. The rubber provides extra friction so that, when coupled with the curvy design, you can have the most comfortable and precise experience possible