Features:* There are 13 different specifications, the titanium-coated drill bit lasts six times longer than standard drill bits.* The 1/4" hex shank is specially designed for cordless screwdrivers, which allows you to quickly change the drill bit.* Titanium-coated HSS drill bit set with standard 1/4 "Hex shank that will fit cordless screwdrivers, drills etc or for use with a standard drill chuck in stainless 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", 4.8 mm/0.19", 5.0mm/0.20", 5.5mm/0.22", 6.0mm/0.24", 6.5mm/0.26"* Shank: 1/4" hex shank* Applications: Can be used to drill thin boards such as wood, plastic, aluminum and iron.* Quantity: 1 pc Package content: 1x HSS Drill Bit Note: 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.