TEKTON 5-PC. MECHANIC"S SCREWDRIVER SET features: Hardened and Tempered Chrome Vanadium Steel Shafts, Durable Chrome Plated Finish, Precision-Machined, Vapor Blasted and Magnetized Tips, Square Mechanic"s-Style Handles, High-Visibility Orange Handles Make Screwdrivers Easy to Locate, Hex Bolster for Wrench-Assisted Torque (on Most Sizes), 3-pc. Flat: 3/16" x 3", 1/4" x 4", 5/16" x 6", 2-pc. Phillips: No. 1 x 3", No. 2 x 4".