Japan Metal Building Systems Pvt. Ltd. Supplies Cladding Sheets with Self-drilling Fasteners. Japan Metal Building Systems Pvt. Ltd. Manufactures roofing systems, decking sheets, cladding sheets and metal building systems. Cladding Sheets with Self-drilling Fasteners has virtually flat panel which is available with 8mm grooves at 130mm intervals which make this system aesthetically superior and suitable for cladding. Cladding Sheets with Self-drilling Fasteners is availableÿin the grooves on a support member spaced suitably as per project requirement. The cladding panel is offered in thickness range of 0.27 mm to 0.60 mm. The choice of materials in this sheet includes zincalume / galvalume, stainless steel, color coated steel and aluminum.