RETINOX® 4 plus, chipboard screw, flat countersunk head, 5.0 x 60, partial thread, TX 25, stainless steel A4, bright, anti-friction coated, 200 pcs.Area of application:Wood-wood fastening in areas subject to severe corrosion, such as cross-connected wood in ventilated facades. For wood connections indoors and outdoors as well as in damp rooms.Area of application:Outdoor areas, damp rooms, gardening and landscaping