Sealey SA67 Air Die Grinder Kit 13pc Includes Model No. SA671 and supplied with a selection of popular sized grinding points, two spanners and storage case. Built-in air regulator Fitted with safety trigger device Collet Size: 3mm, 6mm Contents: Grinder, 10pc Mounted Stones, 2pc Open End Spanner, 2pc Collets, High Flow 1/4"BSP Male Threaded Adaptor Model No SA67