SIDING, wing drilling screw, flat countersunk head, 5.0 x 45, partial thread, SIT® 20, stainless steel A2, bright, anti-friction coated, 250 pcs.Area of application:Direct fastening of cement-bonded facade panels to wooden substructures (overlapping installation)Area of application:Facade claddingAdvantages / Claim:For direct fastening of cement-bonded facade panels