6 Kinds of guitar repair tool:
Different tools allow you to get more exact datas and these guitar luthier tools are good gifts to guitar technicians and guitarists to maintain and repair their instrument themselves in a short time, reducing buzzing; Good tools for electric guitar, acoustic guitar, bass, banjo and folk guitar, etc.
Step 1 - Use a Fret Rocker to identify high frets

Step 2 - Adjust the neck to a flat position, then sand or file the offending frets level.

Step 3 - Recrown and polish your frets.

Specifications:

32 Blades feeler gauge
Measurement: The guitar feeler gauge measures from 0.0015 inch/ 0.038 mm to 0.035 inch/ 0.889 mm.
Application: The feeler gauge can be applied for guitar spacing chord distance measuring.

Fret Leveling Sanding Beam
Rectangular Tube Dimensions: 400mm x 38mm x 25mm/15.8" x 1.5" x 1".
Attach 80 through 220-grits for radiusing and leveling the fingerboard, and 220 through 400-grits for leveling the frets.

Guitar neck ruler :
Size: 42 x 37 x 0.4cm/ 16.5 x 1.46 x 0.2inch
Application: Good for synthesized 25.5 inch and 24.75 inch scale guitar or other 6 string instruments.

String action gauge ruler:
Size: approx. 9 x 5.1cm / 3.5 x 2 inch
Application: measuring string height, frets, nuts, saddle, and other parts of a guitar.

Fret rocker:
Size: 2.7 x 2.0 x 0.08 inch/ 10 x 5 x 0.2 cm
Material: stainless steel
Application: the fret rocker can span over 3 frets and can check if frets are on the same level

Understring radius gauges:
Size: 3.9 x 2.0 x 0.08 inch/ 7 x 6.5x 0.2 cm
Application: Fit all kinds of electric guitar, electric bass, acoustic guitar, acoustic guitar, electric box guitar fretboard measured in radians, to adjust the strings piano code