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What Are the Benefits of a Keyed Drill Chuck?

A "t"-shaped key locks or unlocks a drill chuck for the insertion or removal of a drill bit and is found attached near the head of the drill for easy access. Key-less chuck drills have a soft-grip coating around the chuck that tightens or loosens by hand.
  1. Accuracy

    • A keyed drill chuck promotes drilling accuracy by ensuring the drill bit is held in place tightly. Tightened by the key that has a gear to match the chuck's jagged teeth, the chuck doesn't come loose like a key-less chuck does, causing the bit to twist or fall while using the drill.

    Heavy-Duty Use

    • The drill equipped with a keyed drill chuck can handle heavy-duty projects when needing to secure multiple screws repeatedly, such as when screwing down a deck's planks. When you don't need to change out the bit that often, use a keyed drill and chuck to keep work flowing.

    Durability

    • Because the chuck of a keyed drill is made of metal, and not equipped with a soft grip coating, the chuck lasts longer when used a lot. Key-less chucks continually come loose and eventually the soft grip covering wears off, making it next to impossible to use the drill effectively.