If you can handload, Hornady or Sierra match HP's are excellent choices. If you cannot, these IMI 168gr HPBT SMK cartridges 20 Round Box - 7.62x51 NATO 168 Grain HPBT SMK OTM RazorCore Semi-Auto Match Ammo by IMI | SGAmmo.com are quite capable of under a MOA if you do your job.
Remember 'garbage in garbage out' when it comes to ammunition and accuracy expectations. Keep the lesser offerings for spraying and praying...