5/16" x 4" Carbide Cutter Bit + Quick Change Adapter Kit | Larger Puncture Tire Repair

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    The 5/16" x 4-1/4" Carbide Cutter Bit Kit (A2Z-3604-SET) combines a precision carbide cutter with a matching quick-change adapter for a complete, ready-to-use repair setup for wider puncture injuries. The carbide bit cleanly preps the wound channel while the quick-change adapter ensures secure, slip-free mounting in your tire repair tool.

    • Complete Cutter Kit: Includes 5/16" x 4.25" carbide cutter bit and matching quick-change adapter — ready to install.
    • Precision Carbide Cutting: Directional carbide teeth remove damaged rubber cleanly from wider puncture injuries.
    • Quick-Change Adapter Included: Fast bit swaps and secure chuck engagement during high-volume repair workflows.
    • 5/16" Width for Larger Repairs: Properly preps wider puncture channels for reliable patch or patch-plug installation.
    • Durable Professional Construction: Designed for consistent performance in tire shops and fleet service environments.
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