The Tactix 71-piece bit set with security bits & bonus ratchet screwdriver gives you the variety and assortment of bits you need to get the job done. Kit comes with 70 bits (60 one-inch, 8 two-inch, a 1/4 inch drive socket adapter and a 2-inch extension bar) 10 of which are tamper proof security bits. Bonus 3-way ratchet screwdriver can be set to forward, reverse or lock and is equipped with an ergonomic grip. Convenient storage case included.