The Crescent 6-in-1 Interchangeable Bit Screwdriver, part CS61N. Supplier specification: SCRDR MULTIBIT 6IN1 ACETATE.
The size of the tip matters as much as its type. A driver that is too small cams out and rounds the recess, and a rounded recess is far harder to remove than a tight fastener. Match the tip to the screw and press in line with the shaft.
