... .washer.Screw DriversPhillips,Slotted,Phillips/Slot,Six-Lobe, Suqare,Crossed,Y-type,Pozidrivsquare-slot,Phillips/square, Triangle,Double-V, Tri-wing,Spanner ... ), C37700 ( HPb59), C38500( HPb58),4.Bronze: C51000, C52100, C54400, etc5.Iron: 1213, 12L14,12156.Aluminum: Al6061, Al6063 etc7.Carbon steel: C1006 ...