Dewalt DT1918 Stainless Steel Cutting Circular Saw Blade 140 x 20mm x 40T The Dewalt DT1918 is 140mm in diameter with a 20mm bore and 40 teeth. The blade is 1.13mm thick giving a kerf thickness of 1.53mm. Designed to power through stainless steel with ease, Dewalt stainless steel Metal Cutting saw blades are crafted from carbide for long life and less chipping. Each blade is laser etched and color coded by material. Features: Precise Tip Placement - for long and accurate cuts 50% longer life Carbide teeth Stiff plate design Specification: Bore size: 20mm Plate thickness: 1.13mm Kerf thickness: 1.53mm Tooth count: 40 Grind: Modified Triple Chip Grind + Raker Rake angle: 10 degrees Performance level: Standard