
The Kerr LightSpeed LSX instrumentation system is a nickel titanium rotary endodontic file line designed to create biologically optimal root canal preparations. Its unique spade-blade cutting action removes dentin only where needed, thoroughly cleaning the apical third while preserving coronal and mid-root structure, and clearly marked length rings at 19, 22, 24, and 25 mm help eliminate the need for rubber stops. This assorted package contains six 25 mm files spanning sizes 90 through 140 (Kerr #835-9145, LXA25C).
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Sorted by lowest price · Add now, sign in at checkout






The Kerr LightSpeed LSX instrumentation system is a nickel titanium rotary endodontic file line designed to create biologically optimal root canal preparations. Its unique spade-blade cutting action removes dentin only where needed, thoroughly cleaning the apical third while preserving coronal and mid-root structure, and clearly marked length rings at 19, 22, 24, and 25 mm help eliminate the need for rubber stops. This assorted package contains six 25 mm files spanning sizes 90 through 140 (Kerr #835-9145, LXA25C).
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