For Compressing #8-32 Rivet/Clinch Nut; Paddle forward and reverse trigger for instant change in directions; 1600 RPM 0.4 HP Motor for extra Stall Resistance; Through Handle Exhaust; Ergonomic Grip offers comfort and reduced vibration; Can be used on a range of Clinch nuts 3,4,5mm,6/32, #8-32,- #10-32 with optional Setter Heads; Best for High Volume assembly in light assembly industries