• Premium HSS Titanium Coating - Industry grade 4341 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. 
• 135° Split Point & Fully Ground Process - 135° point has more pitch and longer chisel, is typically used for drilling into harder materials. 
• Multiple Application - Small Drill bits for soft metal, wood, plastic, steel within 5mm thickness, aluminum alloy and other soft metals.
• Well-organized - Fitting the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization.