Compressed air, air connection 1/4", with quick coupling for the chisel holder, round shank 10 mm Universal tool for loosening corroded or stuck connections. Number of strokes: 2100 strokes/min, stroke length: 92 mm, recommended hose cross-section: 3/8" (9.5 mm), operating pressure: 6.2 bar Connection / drive 1/4 " Number of strokes 2100.0 strokes/min Main color blue Application range cutting, loosening Secondary color black Type/type Item Operating pressure 6.2 bar