Makita's model 8406 is a heavy duty machine designed for hammer drilling and for use with diamond cores of up to 150mm in diameter. This tool is ideal for making clean cut and smooth holes in materials such as tile, ferroconcrete, marble and brick. SpecificationsMax in Steel: 13mmMax in Wood: 30mmMax in Masonry: 20mmMax Dry Diamond Core: 152mmBlows per minute: 0-22,500bpmNo Load Speed: 0-1,500rpmInput wattage: 850wVibration: Hammer Drilling: 9.5 m/sec²Vibration: Drilling: 2.5 m/sec²Vibration K factor: 1.5 m/sec²Noise sound pressure: 94 dB(A)Noise sound power: 105 dB(A)Noise K factor: 3 dB(A)Net Weight: 3.7kg Features and BenefitsComfortable side handle can be set to the right or the leftHeavy duty construction: suitable for use on siteDouble insulated: protects both tool & user in the event of a surgeTorque-limited: disengages the clutch in the even of a jam to prevent damage to the mechanismPercussion action drilling for pilot