Excavator Hook Hook Type Excavator Hook Working Load Limit 17 600 lb Material Steel Material Thickness 2 in Hook Opening Width 1 3/4 in Overall Length 8 1/8 in Usable Length 8 1/2 in Overall Width 5 1/2 in Eye Inside Diameter Not Applicable Eye Inside Height Not Applicable Thread Size Not Applicable Shank Diameter Not Applicable Shank Length Not Applicable Clevis Inside Width Not Applicable Attachment Type Weld-On Clevis Pin Diameter Not Applicable Markings None