Makita 8406X3 DIAMOND ACCESSORY SET FEATURES Excellent for plumbers, electricians, & general contractors. Percussion action for drilling pilot hole. Rotary action for dry diamond core drilling. Torque limiter to prevent operator injury if the core bit snags. Vibration dampened rear handle SPECIFICATION Max dry diamond core 152 mm Max. in masonry 20 mm Max. in steel 13 mm Max. in wood 30 mm Net weight 35 kg Vibration: Drilling 35 m/sec² Vibration: Hammer Drilling 11 m/sec² Noise sound pressure 101 dB(A) Noise sound power 112 dB(A) Noise K factor 3 dB(A) Available In 110v & 240v