1 conform to API Spec 8A 2 API monogram 3 hydraulic snubber assembled 4 professional machining and heat treatment

Features:

Equipped with a hydraulic snubber assembly to protect tool joints when making up/breaking out connections.Equipped with the reliable safety devices on the hook.The high stress parts of every hook are subjected to non-destructive testing.The hooks conform to API Spec 8A and API monogram can be used.

Specifications of Hooks:

Model	DG170	DG225	DG315	DG450	DG585
Max/ hook load                      KN	170	225	315	450	585
Major-hook opening         mm(in)	180	190	220	220	238
Spring travel                    mm(in)	180	180	200	200	200
Overall dimension(L*W*H)   mm	2450*750 *630	2545*780 *750	2953*890 *830	2950*890 *880	3156*930 *930
Weight                                   Kg	2020	2180	3410	3496	3900

API Spec 8A traveling block and hook for drilling rig