This multi hammer is made of stainless steel.It's more convenient to your out door activities. Item Name:Multi hammerMaterial:toolsstainless steel 420#handlestainless steelSize:closed:13.3cmWeight:250gPacking:each in blister card,or as customer request. Qty/Ctn: 48 pcsN/W: 13 kgsG/W 14 kgsMeas.: 42x30x26 cmMulti tools ,high quality,can be used for sales,promotion and household. Multi hammer