Precision Screwdriver Set, 6 Pc. Six Different Driver Tips: Phillips = #0, #1; Slotted = 1.4, 2, 2.4 & 3mm Durable Chrome Molybdenum Steel Blades Blades Have Rust-Resistant Black Oxide Finish Screwdrivers have Ergonomic Handles Screwdrivers have Rotary Thumb Grips