The Jarvis Model PFI-1 - pneumatically powered picking finger installer. •Eliminates rubber finger damage. •More versatile than finger installers - will install any shape finger up to 5.5 in (140 mm) long. •More maneuverable - nearly 3 inches (76 mm) shorter than competitive models. •Stainless steel and aluminum construction - long wear and no oxidation. •More power - larger piston. •No operator fatigue - light trigger pull. •More durable - finger clamps operate on rollers to prevent wear. Clamps individually mounted for double pulling strength. •Repairable trigger valve. •No piston springs - air power both directions.