Mark Vorel Symbol 81133 Series GRE Set contents pneumatic hammer, hose connector, spring, chisel x4 Tool holder size 10mm Mass 1 kg Sound pressure 85.0 ± 3.0 dB(A) Acoustic power 96.0 ± 3.0 dB(A) Vibrations 9.4 ± 1.5 m/s² Stroke frequency 4500 min⁻¹ Required air flow 113 l/min Max. working pressure 0.63 MPa Air connection diameter (PT) standard Inner diameter of the air supply hose 3/8" (9.5 mm) VOREL air hammer. Designed for separating elements connected by welding and riveting, cutting sheet metal, punching and profiling in bodywork and painting workshops High frequency and force of hammer blows ensure quick work progress small dimensions allow you to reach hard-to-reach places Solid casing and construction guarantee the durability and resistance of the hammer replaceable chisels enable adjustment to the type of work (3 pcs included)