PNEUMATIC NEEDLE HAMMER MINI 13 NEEDLES Mark Yato Symbol YT-09913 Series GRF Kit Contents air hammer, hose connector, needle attachment Housing material aluminum Mass 0.5 kg sound pressure 87.8 ± 3.0dB(A) Acoustic power 98.8 ± 3.0dB(A) Vibrations 6.9 ± 1.18 m/s² Impact frequency 3000 min⁻¹ Air flow required 48 l/min working pressure 0.63MPa Air connection diameter (PT) standard Inner diameter of the air supply hose 3/8" (9.5mm) Number of needles 13 Needle diameter 1.35mm Mini needle hammer designed to clean rust, welds and bodywork. Compact dimensions allow for precise work in corners. The regulating valve allows you to adjust the frequency of strokes. The ability to set the direction of the air outlet increases the user's comfort. number of needles: 13 needle diameter: 1.35 mm weight: 0.5 kg connection diameter: 3/8" (9.5 mm) piston stroke: 24 mm stroke: 3000 strokes/min length without connection: 234 mm air consumption: 48 l/min