This set of durable 6 Piece Flat Drill Bits with 1/4" Hex Shanks are ideal for both professional or home DIY use. Suitable for use with wood they are a great addition to any toolbox.Great for cutting straight or angled holes in hard or soft wood. The 1/4" hex shank is designed for use with a wide range of drills and cordless screwdrivers, and enables you to quickly change drill bits.Product Features: Ideal for cutting straight or angled holes in hard or soft wood 1/4" hex shank Precision ground on all surfaces Carbon steel construction for strength and durability Compatible with a wide range of drills and cordless screwdrivers Sizes: 10mm, 12mm, 16mm, 18mm, 20mm and 25mm Length: 150mm Warranty: 3 Year Manufacturer's Guarantee (online registration required)