Premium Material: The magnetic screw drill bit is made of high quality chrome vanadium steel metal material, and the solid shaft is corrosion resistant and durable. Convenient: Precision-ground professional drill bit for fast drilling progress with low contact force without pre-punching or pre-drilling. Quick-change bit holder allows bits to be changed quickly and easily for professional work. 20 Swivel Mode: The 1/4inch magnetic screw drill bit has a 20 degree swivel mode which can perfectly get into tight spaces and hard-to-reach places. The angled bit holder is ideal for hard-to-reach work areas like drawers, tables and cabinets in furniture construction and drywall. Permanent Magnet: The magnetic screwdriver is designed to be magnetic and swivel. Which attaches perfectly to the screw without worrying about it falling off; it works well on drywall spray guns, standard drill bits, and screwdrivers. Wide Range of Applications: Save a lot of time by quickly drilling the screws.