Makita BO4556 Clamp Finishing Palm Sander inc Dustbag BO4556 has been developed as the successor model of BO4552 series models, featuring ergonomically contoured grip with non-skid elastomer coated surface. FEATURES Double Insulation Easy installation/removal of paper with rolled clamper\'s edges. Built-in dust collection system SPECIFICATION Net weight 11 kg Orbit Diameter 15 mm Vibration K factor 15 m/sec² Vibration sanding 3 m/sec² Noise sound pressure 82 dB(A) Noise sound power 93 dB(A) Noise K factor 3 dB(A)