Name: Sandwich panel screw;
Head Style: Hex washer head;
Raw Material: C1022;
Thread: Double thread;
Drill Point: #5
Length Range: to 300mm
Surface Treatment: Blue zinc plated; Yellow Zinc plated; Dacromet;
Ruspert coating and others;
High adhesive EPDM bonded steel washer
Key specification:
Double thread using in roof and wall panel over rigid insulation to steel framing
Suitable for using for sandwich panel
Point 5 allow to drill the steel thickness more than 12mm
Flute design allow better drilling speed
Extra enhancement: assembled with steel EPDM bonded washer for using exterior environment
Package: Small box packing, in carton, on pallet;
Bulk packing in carton, on pallet;
Others