SWG Screws & Bolts Allen screws 630736 - SWG n/a, SWG manufactures M6 x 30 mm Allen screws with hex sockets, following DIN 912 standards. These stainless steel A2 screws are ideal for machine assemblies due to their strength and corrosion resistance. Typically used in engineering and construction applications, the screws come in a package of 40 pieces. SWGM6x30 Allen Screws M6x30mm 40pieces Stainless Steel A2 DIN 912 Hex Socket