... pcs folding hex key wrench set and torx key wrench setSpecification:8PCS ball head :1.5-2-2.5-3-4-5-6-8mm 8PCS ... ball head :1/16".5/64 ... ".5/32".3/16".1/4"8PCS torx:T8,T10,T15,T20,T25,T27,T30,T40 8PCS hex key: 1.5,2,2.5 ... ,3,4,5,6,8 mm material:carbon steel,40Cr ...