The DS530 auto-feed screwdriver attachments are ideal for those looking to extend the reach of their existing power screwdrivers. The included extension pole turns your screwdriver into a stand-up tool, making it ideal for applications such as laying sub-floor, underlayment, decking, cement board and sheathing to steel. Capable of driving 1 to 3 in screws, the DS530 3 in attachments are available in three models to quickly attach to select Senco, DeWALT and Makita screwdrivers. For DeWALT screwdrivers DW252, DW253, DW255, DW257, DW266, DW272, DW276, DCF624.Screws are in place before you drive for faster and more consistent performanceFor better line of sight, easier operation and excellent corner accessProvides extended reach for standing applicationsPrevents empty strip from jamming the toolDurable and rotates 360 degPrevents screw binding ensuring consistent feedsEasily change or replace bitsFor consistent flush or countersink drivesSingle nosepiece for wood and drywall applications, with easy to read length markings