PCD sawblade for use on cement fibre board and tool-wearing material eg laminate, solid wood and ultra hard materials. Precision EDM ground high-quality dustrial' class='desclinks'>industrial polycrystalline diamond cutting tips. Flat tooth with chamfer (Triple Chip Grind) tips for cleaner cut. Laser cut hardened body. Longer life, faster cleaner cuts with less dust. Up to 60 times longe life when compared to TCT blades' class='desclinks'>blades. Ideal for Hardie-Board cladding, Aqua board, Minerit, Eternit and MDF. Portable, bench and mitre saw use. Dimensions: D1=9 1/4 inches D1=235 mm Bore=30 mm Kerf=2.4 mm Plate thick=1.6 mm No. of Teeth=6 Tooth form=TCG Hook=12 degrees Quick Selector No.=23.1 Cut Finish=Coarse Max rpm=5500 It is recommended that the blade should not project more than 1mm out of bottom of substrate. Diameter Imperial: 9 1/4 Diameter Metric: 235