General description Timco Light Duty Nylon Hammer Fixings - 6 x 40mm (135 Pack) are designed for securing timber to various masonry substrates, including concrete, brick, and block. The countersunk head ensures a flush finish, providing a neat appearance. Technical specifications Driver Bit Size: PZ2 Plug Size: 6 x 40mm Screw Size: 3.5 x 40mm Material: Carbon Steel with Zinc finish Other information Suitable for clean & dry environments Available in various pack sizes: 6 x 40mm (10 Pack), 6 x 40mm (135 Pack), 6 x 60mm (10 Pack), 6 x 60mm (100 Pack), 6 x 80mm (10 Pack), 6 x 80mm (80 Pack), 8 x 100mm (8 Pack), 8 x 100mm (40 Pack)