100mm Machined Round Flat

4 Inch Round Poles Our 100mm Machined Round Flat timber is a high‑quality, pressure treated softwood pole, commonly known as 4 inch round poles, these versatile timbers are ideal for a wide range of fencing, landscaping, and construction applications. Machined to a smooth, consistent 100mm diameter (approximately 4 inches), each pole provides a neat appearance while maintaining structural reliability. The pressure treatment helps protect the timber against rot, fungal decay, and insect attack, making it suitable for outdoor use where long service life is essential. The flat ends make installation straightforward and practical. Depending on current stock, the end finish may be either bevelled or straight cut. Key Features of Our 4 Inch Round Poles 100mm diameter (approx. 4 inch round poles). Machined round for a smooth, consistent finish. Pressure treated softwood for enhanced durability. Flat ends for easy handling and installation. End finish may be bevelled or straight cut, subject to availability. Please note: Timber is a natural product. Finish, colour and sizes may vary from illustration and description. While every care is taken to provide you the best material, with it being natural it can move, split, warp, twist, swell and shrink.