The 6-piece 18V LXT Lithium_Ion Brushless Cordless 4,000 RPM Drywall Screwdriver, Tool Only are a set to be marveled. With Industrial Grade simulated diamond technology on the tip they help with a longer tip life. The black phosphate bars provide corrosion resistance. For on the job easy identification you can rely on our color coded handles. Color coded for easy tip identification. Includes (3) Standard Edges 1PT X 3" 2PT X 4" 3PT X 6" and (3) Phillips Head 3/16" X 4" 1/4" X 4" 5/16" X 6". Tip Type: Phillips. Limited Lifetime Warranty.