INFORMATION for power toolsspecial steel, phosphatedsquare according to DIN 3121, form F, G and H, ISO 1174 Please refer to image for individual dimension(ELORA 7902-.../7905-.../7907-...) Impact Adaptor$37.00PriceTypeSelectQuantity*Add to CartBuy NowModel NumberELORA 7902-.../7905-.../7907-... BrandELORA