Spark Plug Gap Setting Tool with Gauge

• Manufactured from 4160 Tool Grade Steel
• CNC Machined surfaces for exact alignment
• Includes ATS450 Feeler Gauge
• Clamps to workbench for easy one-handed operation
• Compatible with all Champion, and Tempest Massive Electrode Spark Plugs

A low-cost efficient spark plug gap setting tool for closing gaps on massive-electrode Aviation Spark Plugs. Great design allows it to clamp on to your workbench for easy gapping.