WRENCH, FLARE NUT, SINGLE HEAD, MODIFIED 12-POINT (SUPERSEDING A-A-1350)
改进型12点单头扩口螺母扳手（替代A-A-1350）
1989-01-18
CID A-A-1357A Notice 1-Cancellation
WRENCH, ENGINEER'S, SINGLE HEAD, OPEN END, 15 DEGREE HEAD (SUPERSEDING A-A-1357) (S/S BY A-A-1357B)
工程师用15度头开口单头扳手（替代A-A-1357）（S/S由A-A-1357B替代）
1999-07-23
ISO 4229-2017
Assembly tools for screws and nuts — Single-head engineer's wrenches for lower torque applications — Maximum outside dimensions of heads and test torques
螺钉和螺母的装配工具-单头工程师&apos；低扭矩用s型扳手.头部的最大外部尺寸和试验扭矩