What you will : contains 3 pieces of keyless drill chuck in the package, sufficient and 3 different types to meet your daily use needsPractical fast change adapter: these keyless drill chucks can turn a cordless power screwdriver into a drill or grinder to fastly switch tasks and keep the work moving; These converter drill adapters are accessoriesEasy to use: lock and release drill bits to quickly convert, easy to install, safe and fast operation. Change hexagonal drives to a drill, reduce the amount of time needed for a project; Hex drive power applications are allowed to be applied with multiple drill bitsEasy loading and unloading: these keyless drill chuck converter can go from driving to drilling in seconds, and also give you the liberty to drill with one hand, , which is for working in narrow spacesWide applications: these keyless drill chucks are made of alloy metal, durable and practical, they have various specifications and can be adapted to most drills and cordless power screwdrivers; Suitable for car, repair shop, garages, warehouses, offices, homes, etc.Colour:Black+silverMaterial:High speed steelPackage Contents:1 x 0.3-6.5mm black hexagon handle,1 x 0.3-6.5mm silver hexagonal handle,1 x 0.3-3.6mm black hexagon handleOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.