Made Of S2 Steel And Abs, Bits Includes Square #0, #1, #2, #3, Torx #10, # 15, #20, #25, Phillips #0, #1, #2, #3 And Flat #4, #6, Bits Are Conveniently Stored Inside The Handle, Ranked Among The Top 15 Tool Brands By The NY Times, Premium, High Quality Craftsmanship, Industrial-Grade Torx, Square, Hex, Slotted And Phillips Screwdriver Bit Sizes, Shaft Opening Serves As A 1/4" Hex Driver, The Handle Is Designed With Raised Contacts For Easier Turning And Features A Spinning Collar For Added Stability And Comfort, Extremely Versatile Option