Irwin carbide tipped mortar rake Suitable for fast and efficient removal of mortar and cement joints in brickwork re-pointing applications and for chasing out channels for the installation of cable, pipes and switchboxes Used with the Irwin mortar raker sole plate and small angle grinders Set Contains : 3 pieces of aluminum reduction rings 41mm, 42.5mm and43mm(suitable for most angle grinders), Adjustable SolePlate ensures consistent clearance depth