Features:*There are 13 different specifications titanium coated drill bits lasts six times longer than standard drill bits.*The 1/4 "hex shank is specially designed for cordless screwdrivers, which can enable you to change the drill bits quickly.*Titanium coated HSS drill set with standard 1/4 "hex shank that will fit cordless screwdrivers, drills etc or use in standard drill chuck steel, wood, plastic etc. Specifications:*Material: High Speed Steel*Surface treatment: Titanium plating*Color: gold*Optional Size: 1.5mm/0.06", 2.0mm/0.08", 2.5mm/0.10", 3.0mm/0.12", 3.2mm/0.13", 3.5mm/0.14", 4.0mm/0.16", 4.5mm/0.18", 4.8mm/0.19", 5.0mm/0.20", 5.5mm/0.22", 6.0mm/0.24", 6.5mm/0.26"*Shank: 1/4" hex shank*Uses: It can be used for drilling thin plates such as wood, plastic, aluminum, and iron.*Quantity: 1pcPackage Contents:1x HSS Drill BitNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.