... Material: Aluminum alloy Professional Quality and Design 15pc Cup Style Oil Filter Socket Wrench SetPacking in blow molded carrying case for ... alloyProfessional Quality and DesignWe are a manufacturer, been specializing in hand tools, oil filter, pneumatic series, plier, wrench,hammer, socket, screwdriver, ... a good cooperation with your esteemed company 15pc Cup Style Oil Filter Socket Wrench Set