ns2122Rotary precision tools. Rotary instruments with a shank diameter of 2.35 mm and 3.16 mm are packed in blister packs. Each blister pack contains a set of labels1NS2122NSNS3301NS3302NS3303NS3304NS 3305NS3306NS3308NS3315NS3316NS3382N S3320NS3321NS3322 Orin Made in