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. Specifications • Max in Steel: 13mm • Max in Wood: 30mm • Max in Masonry: 20mm • Max Dry Diamond Core: 152mm • Blows per minute: 0-22,500bpm • No Load Speed: 0-1,500rpm • Input wattage: 850w • Vibration: Hammer Drilling: 9.5 m/sec² • Vibration: Drilling: 2.5 m/sec² • Vibration K factor: 1.5 m/sec² • Noise sound pressure: 94 dB(A) • Noise sound power: 105 dB(A) • Noise K factor: 3 dB(A) • Net Weight: 3.7kg Features and Benefits • Comfortable side handle can be set to the right or the left • Heavy duty construction: suitable for use on site • Double insulated: protects both tool & user in the event of a surge • Torque-limited: disengages the clutch in the even of a jam to prevent damage to the mechanism • Percussion action drilling for pilot holes & rotary only for diamond core drilling • Responsive variable trigger provides smooth adaptation to different materials • At only 3.7kg, surprisingly lightweight for a professional grade tool Contents • 8406 Diamond Core Drill • Drill Chuck • Chuck Key • Side Handle • Carry Case