General description These light-duty nylon hammer fixings are ideal 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 80mm Screw Sizes: 3.5 x 85mm, 5 x 30mm, 5 x 50mm, 6 x 40mm, 6 x 50mm, 6 x 60mm, 6 x 70mm, 6 x 80mm Material: Carbon Steel with Zinc finish Other information Suitable for clean & dry environments Strong collar to support the drive nail