Israel bevel gear screw lifting mechanism. Israel customer required high speed screw jack with light weight 3-5kg, manual operation. The best choice will be with manual bevel gear screw jack, but standard bevel gear screw jacks with smallest model JTS25, very big and heavy, can not use with customers platform. After discussed with customers, finally, custom made a mini bevel gear screw jack, say, 1pc mini right angle gearbox, 1 set lead screw and nut, use a pin to fix the gearbox drive shaft and lead screw. The hand wheel is installed on the drive shaft of gearbox.