JB/T 3411.20-1999
圆柱柄拉刀夹头用扳手 尺寸
Wrench for holder for cylindric shank broach -- Dimensions
1999-05-20
JB/T 3411.19-1999
滑块式自动圆柱柄拉刀夹头 尺寸
Slider type automatic holder for cylindric shank broach -- Dimensions
1999-05-20
CID A-A-50970A
ARBORS, DRILL CHUCK, TAPER SHANK WITH TANG (SUPERSEDING A-A-50970)
刀杆 钻夹头 带柄脚的锥柄（代替A-A-50970）
2007-05-30