11pcs SDS Plus hammer drill set Blow case packing. SIZES(MM):(5,6)X110mm+(6,8,10)X160mm+(10,12)X210mm+(10,12,16,20)X450mm. 11PCS SDS-PLUS HAMMER DRILL SETSIZES(MM):(5,6)X110mm+(6,8,10)X160mm+(10,12)X210mm+(10,12,16,20)X450mmPACKING: blow case SDS hammer drill set 11pcs blow case packing