Extreme durability is built in with Bosch Carbide Technology - the hardest metal is integrated into the tooth structure for a Long Life Cutting Hollow Brick The Bosch S1543HM (2608900414) Reciprocating Saw Blade is particularly suited to cutting hollow brick but can also cut poroton, fibre cement, porous concrete and red brick. The blade is 1.5mm thick and has a max cutting capacity of 190mm. Expect fast cutting action and long-lasting sharpness from this blade thanks to carbide teeth. Features: CARBIDE TECHNOLOGY - Extreme durability is built in with Bosch Carbide Technology - the hardest metal is integrated into the tooth structure using advanced design and manufacturing techniques LARGE GULLET TEETH - Large gullet teeth chew through the toughest materials fast. Aggressive cutting and chip removal make the blade quick and efficient THICK GAUGE - Thick gauge blade offers extra robustness and stability. It stays true to your intended cut, to allow accurate work during heavy applications WIDE BODY - Wide body for precise, straight cuts. This precise blade cuts straight through material, following your intended line and desired angle Specification: Poroton: 150mm Fibre cement: 150mm Porous concrete: 150mm Red brick: 150mm Pack quantity: 1 Tooth spacing: 12.7mm Tooth pitch: 2 [TPI] Total length: 240mm Total length: 9 1/2in Width: 23mm Thickness: 1.5mm Blade material: CARBIDE Body material: HCS Max. cut capacity: 190mm Areas of application: For small bricks up to a material thickness of 150 mm Type: S 1543 HM