1).Max. hook load:1350-5850KN 2).Main manufacturing equipment/parts conform to API specification 8A

Design features

1.Equipped with a hydraulic snubber assembly to protect tool joints when making up/breaking out connections.

2.Equipped with the reliable safety devices on the hook.

3.The high stress parts of every hook are subjected to non-destructive testing.

Main manufacturing equipment/parts conform to API specification 8A.

Main Parameters: 

Model	DG135	DG170	DG225	DG315	DG450	DG585
Max. hook load   KN	1350	1700	2250	3150	4500	5850
Major hook opening  mm(in)	165(6-1/2)	180(7)	190(7-1/2)	220(8-5/8)	220(8-5/8)	238(9-3/8)
Spring travel  mm(in)	180(7)	180(7)	180(7)	200(7-5/8)	200(7-5/8)	200(7-5/8)

Hook