Tools Name: 5 "grinding machine Model: 915A4 Brand: Japan COMPACT Kang Bote tool performance: the severe grinding design, trajectory 7mm bidirectional grinder suitable for grinding and painting before bottoming job technical parameters: Model speed air consumption amount of work pressure vibration Dimensions Chassis dimensions Dimensions noise air intake aperture weight WHL 915A4 10.000 RPM (_AT_ 0.6MPa no load) 400L/min (@ 0.6MPa, no load) 0.5 ~ 0.7MPa 7 mm 123Φ 123Φ 119 240 89 dBA G 1/4 "1.6kg 915A4D 10.000 RPM (@ 0.6MPa, no load) of 400L/min (_AT_ 0.6MPa, no load) 0.5 ~ 0.7MPa 7 mm 123Φ 123Φ 119 240 89 dBA G 1/4" 1.6kg