DESCRIPTION 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$34.00PriceSizeSelectQuantityAdd to CartBuy NowModel NumberELORA 7902/ 7905/ 7907 BrandElora