Unique ratchet action holds cable tight and allows rapid- straight cuts with minimum effort. Not designed for cutting steel or ACSR. Cleanly cuts copper up to 400 MCM- as well as aluminum and multi-conductor cables up to 600 MCM. Hold-open spring speeds cutting action. Large- finger-formed handles have limit guards and plastic covering for comfort. Quick-release lever opens blade at anytime during operation. Compact- lightweight tool can be locked in closed position for pouch carrying.