Do you sell bits individually? Individual 4mm Screwdriver Bits Individual 1/4" Screwdriver Bits Tri-point Y0 Screwdriver Tri-point Y000 Screwdriver (for Apple Watch and iPhone 7) Precision Drill Bits Oval Drive Bit Gamebit 3.8mm Gamebit 4.5mm Phillips Pinhead Bits iPhone Standoff Screwdriver Bit