Hook set consisting of four wing clamps and one hook clamp intended for use in combination with folding levers APS90 - APS80 for opening / moving / repositioning of manhole covers and where is not possible to use a magnetic opener.

The set is formed by five clamps. The wings have different dimension to fit the insertion into the majority of the covers slots and apertures, the use is simple, fast and functional: it is enough to insert and turn by 90° the wings in the slot to get the engagement, then firmly fix the cross bar in the convenient position to allow the clamping with APS90 - APS80 levers and the lifting operation is ready. The wings dimension and the hook shape can be changed and machined on customer specification to fit particular apertures and slots of covers. The five clamps are delivered inserted in a brooch that keeps parts united, ready for use and prevent losses.