ANSI B 18.6.3-1972 r1991 Standard for cross recesses in machine screws
ANSI B 18.6.3-1972 r1991 Standard for cross recesses in machine screws
(OP)
Does anyone have any information on standard sizes for cross tip screwdriver recesses in machine screws?





RE: ANSI B 18.6.3-1972 r1991 Standard for cross recesses in machine screws