Roughneck ROU34460 R33 Masonry Saw 700mm (28in) 1.2 TPI The Roughneck ROU34460 R33 Masonry Saw has 33 teeth with Tungsten Carbide tips for strength and durability. The saw has a double injected soft grip handle for comfort and hand protection. It is suitable for cutting cellular concrete blocks and breeze blocks. Specification Length: 700mm (28in). Blade Thickness: 1.5mm.