Heavy duty construction, ideal for site work|,|Percussion action for pilot hole, rotary-only for diamond core drilling|,|Torque-limiter disengages clutch when the core jams|,|Double insulated|,|Carry case for safe storage and transportation|,|It can accept a large diamond core bit 152 mm (5-7/8 inch) inch diameter|,|The Makita 8406 hammer drill has a torque limiter and a powerful motor|,|Max core diameter: 152mm|,|Variable speed 1