1.This is the cross slide feedscrew and two homemade setscrew collars.

1.是两岸幻灯片feedscrew和两个自制衣领。

2.However,the point of setscrew may cause damage to the shaft and may be difficult to remove.

2.种方及拆卸方便，而且不会造成轴新损坏。是一种很常用方。