手柄杆订货实例:d*L*L2 | d | d1 | L | L1 /L2 | 5 | M5 | 12,16,20,25,32,40,50,65,80 | 6,8,10 | 6 | M6 | 12,16,20,25,32,40,50,65,80 | 8,10,12 | 8 | M8 | 20,25,32,40,80,100,125,160,200 | 12,16,20 | 10 | M10 | 20,25,32,40,50,65,80,100,125,160,200,250 | 12,16,20 | 12 | M12 | 25,32,40,50,65,80,100,125,160,200,250 | 16,20,25 | 16 | M16 | 25,32,40,50,65,80,100,125,160,200,250 | 20,25,32 | |