Features:* There are 13 different specifications of titanium coated drill bits that last six times longer than standard drill bits.* The 1/4" hex shank is specially designed for cordless screwdrivers that allow for quick drill bit changes.* Titanium coated HSS drill bit kit with a standard 1/4" hex chuck that will fit cordless screwdrivers, drills etc or for use in a standard stainless steel drill chuck, wood, plastic, etc. Specifications:* Material: High Speed Steel * Surface Treatment: Titanium Plating * Color: Gold * 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 Type: 1/4" Hex Shank * Applications: Can be used to drill thin plates such as wood, plastic, aluminum and iron.* Quantity: 20pcsPackage Content (20pcs):1x1.5mm HSS Drill Bit1x2.0mm HSS Drill Bit1x2.0mm HSS Drill Bit1x2.5mm HSS Drill Bit1x3.0mm HSS Drill Bit1x3.0mm HSS Drill Bit1x3.2mm HSS Drill Bit1x3.5mm HSS Drill Bit1x4.0mm HSS Drill Bit1x4.0mm HSS Drill Bit1x4.5mm HSS Drill Bit1x4.8mm HSS Drill Bit1x4.8mm HSS Drill Bit1x5.0mm HSS Drill Bit1x5.0mm HSS Drill Bit1x5.5mm HSS Drill Bit1x6.0mm HSS Drill Bit1x6.0mm HSS Drill Bit1x6.5mm HSS Drill Bit Note:1. The actual colors 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.