 Yet with well-coordinated indirect fires from the divisional artillery, including 16th Field Regiment, Royal New Zealand Artillery, and support from British Centurion tanks of the 1st Royal Tank Regiment, 2 RAR successfully thwarted both assaults, holding "The Hook".It was estimated that PVA casualties numbered between 2,000 and 3,000 killed, with the majority of them inflicted by the New Zealand gunners.Meanwhile, on the left flank, US Marines had endured the brunt of the attack, repelling the PVA onslaught with infantry and artillery.