3M VHB 4991ndi mtundu wa tepi yakuda yakuda yomatira yopanda madzi ya VHB.Ndi makulidwe a 0.09in(2.3mm), imapanga chisindikizo chosatha motsutsana ndi madzi, chinyezi ndi zina zambiri zoyipa.Ndi makulidwe apamwamba kwambiri, 3M 4991 imapereka tepi yamphamvu kwambiri yam'mbali iwiri yomwe imamatira kumalo osiyanasiyana, kuphatikiza aluminiyamu, chitsulo chosapanga dzimbiri, chitsulo chagalasi, zophatikiza, mapulasitiki, acrylic, polycarbonate, ABS ndi nkhuni zopakidwa kapena zomata ndi konkriti.Nthawi zambiri amagwiritsidwa ntchito m'misika yosiyanasiyana kuphatikiza mayendedwe, zida zamagetsi, mipando yokongoletsera, zamagetsi, zomangamanga, zikwangwani ndi mawonedwe komanso kulumikizana kwamakampani.