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General Tools 230 Straight Leaf Feeler Gauge Set
The General Tools 230 Straight Leaf Feeler Gauge Set is precision-engineered for accurately measuring and adjusting small gap widths. This tool is frequently utilized in industrial maintenance, automotive adjustments, and mechanical inspections to set spark plugs, distributor points, and valve clearances.
Equipped with 26 distinct leaves, the gauge features a knurled lock nut to securely hold the selected leaves in position during measurement. Each leaf is permanently etched with its thickness in both thousandths of an inch and the corresponding millimeter equivalent for quick, error-free identification.
Key Specifications
- Leaf Count: 26 leaves
- Thickness Range: 0.0015" to 0.025" (0.038 mm to 0.635 mm)
- Leaf Dimensions: 3" L x 1/2" W
- Locking Mechanism: Knurled lock nut
- Markings: Etched with standard (SAE) and Metric equivalents
Frequently Asked Questions
Q: What is the measurement range of this feeler gauge?
A: The 26 leaves cover a thickness range from 0.0015" to 0.025" (0.038 mm to 0.635 mm).
Q: Does the tool indicate both standard and metric units?
A: Yes, each leaf is permanently etched with its thickness in both thousandths of an inch and its millimeter equivalent.
Q: How do the leaves stay in place while making a measurement?
A: The tool features a knurled lock nut that can be tightened to securely hold the desired leaves in the open position.

