What is the best screw drive?

Until the square drive screw was invented, nearly all screws were slot head or straight drive screws Square drives, also known as Robertson

His specially designed square socket screws and the driver gave a tighter grip than any usual slot and rarely slipped Robertson worked hard

slot international Also, a true robertson screwdriver will hold a robertson screw on the tip better than a square will Share

slot assumburg Robertson or Square Recess, #0, #1, #2, #3 SCREWDRIVER BIT screw head and does not slip as easily as the slot Additionally, it