4.5mm marine grade A4 316 stainless steel wood screws with torx or star drive suitable for oak. double countersunk screws available in extra long lengths. Torx TX20.
4.5 x 20mm |
4.5 x 25mm |
4.5 x 30mm |
4.5 x 35mm |
4.5 x 40mm |
4.5 x 45mm |
4.5 x 50mm |
4.5 x 60mm |
4.5 x 65mm |
4.5 x 70mm |
4.5 x 75mm |
4.5 x 80mm |
4.5 x 90mm |
4.5 x 100mm |
A4 is the best option for coastal regions and woods with high levels of tannin such as Green Oak.
Stainless Steel A4 316 marine grade wood screws with a double countersunk reinforced head.
Available with plain head and sharp point or Ribbed head and cutting tip.