Turkish company engaged in the sector of concrete prefabricated, wood and steel roof, roofing applications and cladding works is looking for a supplier of: DIN7504K S.D.S. Unslot Ind. Hex. Washer 12x16x 3mm - Material C1022 DIN7504K S.D.S. Unslot Ind. Hex. Washer 12x16x 3mm - notch & shank slot “z” type - Material C1022 D.S. Unslot Ind. Hex. Washer 14x16x 3mm - notch “z” point - Material C1022 DIN7504K S.D.S. Unslot Ind. Hex. Washer 12x16x 3mm - notch “z“ point – double threaded - Material C1022 Please send us samples, technical specifications, Standards and certifications you comply with, sales terms and minimum purchase quantities, along with a detailed product catalogue showing your entire product range.