Professional tool for commercial or occasional use Precision ground on all surfaces for accurate wood drilling Each bit is made of hardened high carbon steel for strength and durability. Twin spur cross cutting action for a rapid cut and fast chip removal. Precision ground on their guiding points and on both of their cutting edges to ensure a great cut. Quick release hex shank allows for these flat bits to be used in the widest range of tool holders and drill chucks. Suitable for cutting straight or angled holes in hardwood / softwood / end grain / cross grain and laminated panels. Supplied in a wooden box for easy storage and transportation Set Includes; Sizes 6mm / 8mm / 10mm / 12mm / 14mm / 16mm / 18mm / 20mm / 22mm / 24mm / 26mm / 28mm / 30mm / 32mm / 35mm and 38mm